diff --git a/.github/workflows/build_firmware.yml b/.github/workflows/build_firmware.yml
index 2ef67405a..b62729332 100644
--- a/.github/workflows/build_firmware.yml
+++ b/.github/workflows/build_firmware.yml
@@ -19,6 +19,8 @@ jobs:
   pio-build:
     name: build-${{ inputs.platform }}
     runs-on: ubuntu-24.04
+    outputs:
+      artifact-id: ${{ steps.upload.outputs.artifact-id }}
     steps:
       - uses: actions/checkout@v5
         with:
@@ -55,6 +57,7 @@ jobs:
 
       - name: Store binaries as an artifact
         uses: actions/upload-artifact@v4
+        id: upload
         with:
           name: firmware-${{ inputs.platform }}-${{ inputs.pio_env }}-${{ inputs.version }}.zip
           overwrite: true
diff --git a/.github/workflows/build_one_arch.yml b/.github/workflows/build_one_arch.yml
index f5352b3c4..6d9134941 100644
--- a/.github/workflows/build_one_arch.yml
+++ b/.github/workflows/build_one_arch.yml
@@ -3,6 +3,7 @@ name: Build One Arch
 on:
   workflow_dispatch:
     inputs:
+      # trunk-ignore(checkov/CKV_GHA_7)
       arch:
         type: choice
         options:
@@ -16,10 +17,13 @@ on:
           - stm32
           - native
 
+permissions: read-all
+
+env:
+  INPUT_ARCH: ${{ github.event.inputs.arch }}
+
 jobs:
   setup:
-    strategy:
-      fail-fast: false
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v5
@@ -31,23 +35,11 @@ jobs:
       - name: Generate matrix
         id: jsonStep
         run: |
-          if [[ "$GITHUB_HEAD_REF" == "" ]]; then
-            TARGETS=$(./bin/generate_ci_matrix.py ${{inputs.arch}} extra)
-          else  
-            TARGETS=$(./bin/generate_ci_matrix.py ${{inputs.arch}} pr)
-          fi
-          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF Targets: $TARGETS"
-          echo "${{inputs.arch}}=$(jq -cn --argjson environments "$TARGETS" '{board: $environments}')" >> $GITHUB_OUTPUT
+          TARGETS=$(./bin/generate_ci_matrix.py $INPUT_ARCH --level extra)
+          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF"
+          echo "selected_arch=$TARGETS" >> $GITHUB_OUTPUT
     outputs:
-      esp32: ${{ steps.jsonStep.outputs.esp32 }}
-      esp32s3: ${{ steps.jsonStep.outputs.esp32s3 }}
-      esp32c3: ${{ steps.jsonStep.outputs.esp32c3 }}
-      esp32c6: ${{ steps.jsonStep.outputs.esp32c6 }}
-      nrf52840: ${{ steps.jsonStep.outputs.nrf52840 }}
-      rp2040: ${{ steps.jsonStep.outputs.rp2040 }}
-      rp2350: ${{ steps.jsonStep.outputs.rp2350 }}
-      stm32: ${{ steps.jsonStep.outputs.stm32 }}
-      check: ${{ steps.jsonStep.outputs.check }}
+      selected_arch: ${{ steps.jsonStep.outputs.selected_arch }}
 
   version:
     runs-on: ubuntu-latest
@@ -64,101 +56,18 @@ jobs:
       long: ${{ steps.version.outputs.long }}
       deb: ${{ steps.version.outputs.deb }}
 
-  build-esp32:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'esp32'}}
+  build:
+    if: ${{ github.event_name != 'workflow_dispatch' }}
     needs: [setup, version]
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32) }}
+      matrix:
+        build: ${{ fromJson(needs.setup.outputs.selected_arch) }}
     uses: ./.github/workflows/build_firmware.yml
     with:
       version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32
-
-  build-esp32s3:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'esp32s3'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32s3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32s3
-
-  build-esp32c3:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'esp32c3'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c3
-
-  build-esp32c6:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'esp32c6'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c6) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c6
-
-  build-nrf52840:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'nrf52840'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.nrf52840) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: nrf52840
-
-  build-rp2040:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'rp2040'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.rp2040) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2040
-
-  build-rp2350:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'rp2350'}}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.rp2350) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2350
-
-  build-stm32:
-    if: ${{ github.event_name != 'workflow_dispatch' || inputs.arch == 'stm32' }}
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.stm32) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: stm32
+      pio_env: ${{ matrix.build.board }}
+      platform: ${{ matrix.build.arch }}
 
   build-debian-src:
     if: ${{ github.repository == 'meshtastic/firmware' && github.event_name != 'workflow_dispatch' || inputs.arch == 'native' }}
@@ -252,18 +161,7 @@ jobs:
           - rp2350
           - stm32
     runs-on: ubuntu-latest
-    needs:
-      [
-        version,
-        build-esp32,
-        build-esp32s3,
-        build-esp32c3,
-        build-esp32c6,
-        build-nrf52840,
-        build-rp2040,
-        build-rp2350,
-        build-stm32,
-      ]
+    needs: [version, build]
     steps:
       - name: Checkout code
         uses: actions/checkout@v5
@@ -332,169 +230,3 @@ jobs:
           name: firmware-${{inputs.arch}}-${{ needs.version.outputs.long }}
           description: "Download firmware-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip. This artifact will be available for 90 days from creation"
           github-token: ${{ secrets.GITHUB_TOKEN }}
-
-  release-artifacts:
-    runs-on: ubuntu-latest
-    if: ${{ github.event_name == 'workflow_dispatch' }}
-    outputs:
-      upload_url: ${{ steps.create_release.outputs.upload_url }}
-    needs:
-      - version
-      - gather-artifacts
-      - build-debian-src
-      - package-pio-deps-native-tft
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - name: Create release
-        uses: softprops/action-gh-release@v2
-        id: create_release
-        with:
-          draft: true
-          prerelease: true
-          name: Meshtastic Firmware ${{ needs.version.outputs.long }} Alpha
-          tag_name: v${{ needs.version.outputs.long }}
-          body: |
-            Autogenerated by github action, developer should edit as required before publishing...
-
-      - name: Download source deb
-        uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-debian-${{ needs.version.outputs.deb }}~UNRELEASED-src
-          merge-multiple: true
-          path: ./output/debian-src
-
-      - name: Download `native-tft` pio deps
-        uses: actions/download-artifact@v5
-        with:
-          pattern: platformio-deps-native-tft-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./output/pio-deps-native-tft
-
-      - name: Zip Linux sources
-        working-directory: output
-        run: |
-          zip -j -9 -r ./meshtasticd-${{ needs.version.outputs.deb }}-src.zip ./debian-src
-          zip -9 -r ./platformio-deps-native-tft-${{ needs.version.outputs.long }}.zip ./pio-deps-native-tft
-
-      # For diagnostics
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Add Linux sources to GtiHub Release
-        # Only run when targeting master branch with workflow_dispatch
-        if: ${{ github.ref_name == 'master' }}
-        run: |
-          gh release upload v${{ needs.version.outputs.long }} ./output/meshtasticd-${{ needs.version.outputs.deb }}-src.zip
-          gh release upload v${{ needs.version.outputs.long }} ./output/platformio-deps-native-tft-${{ needs.version.outputs.long }}.zip
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  release-firmware:
-    strategy:
-      fail-fast: false
-      matrix:
-        arch:
-          - esp32
-          - esp32s3
-          - esp32c3
-          - esp32c6
-          - nrf52840
-          - rp2040
-          - rp2350
-          - stm32
-    runs-on: ubuntu-latest
-    if: ${{ github.event_name == 'workflow_dispatch' }}
-    needs: [release-artifacts, version]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-${{inputs.arch}}-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./output
-
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Device scripts permissions
-        run: |
-          chmod +x ./output/device-install.sh
-          chmod +x ./output/device-update.sh
-
-      - name: Zip firmware
-        run: zip -j -9 -r ./firmware-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip ./output
-
-      - uses: actions/download-artifact@v5
-        with:
-          name: debug-elfs-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip
-          merge-multiple: true
-          path: ./elfs
-
-      - name: Zip debug elfs
-        run: zip -j -9 -r ./debug-elfs-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip ./elfs
-
-      # For diagnostics
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Add bins and debug elfs to GitHub Release
-        # Only run when targeting master branch with workflow_dispatch
-        if: ${{ github.ref_name == 'master' }}
-        run: |
-          gh release upload v${{ needs.version.outputs.long }} ./firmware-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip
-          gh release upload v${{ needs.version.outputs.long }} ./debug-elfs-${{inputs.arch}}-${{ needs.version.outputs.long }}.zip
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  publish-firmware:
-    runs-on: ubuntu-24.04
-    if: ${{ github.event_name == 'workflow_dispatch' }}
-    needs: [release-firmware, version]
-    env:
-      targets: |-
-        esp32,esp32s3,esp32c3,esp32c6,nrf52840,rp2040,rp2350,stm32
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-{${{ env.targets }}}-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./publish
-
-      - name: Publish firmware to meshtastic.github.io
-        uses: peaceiris/actions-gh-pages@v4
-        env:
-          # On event/* branches, use the event name as the destination prefix
-          DEST_PREFIX: ${{ contains(github.ref_name, 'event/') && format('{0}/', github.ref_name) || '' }}
-        with:
-          deploy_key: ${{ secrets.DIST_PAGES_DEPLOY_KEY }}
-          external_repository: meshtastic/meshtastic.github.io
-          publish_branch: master
-          publish_dir: ./publish
-          destination_dir: ${{ env.DEST_PREFIX }}firmware-${{ needs.version.outputs.long }}
-          keep_files: true
-          user_name: github-actions[bot]
-          user_email: github-actions[bot]@users.noreply.github.com
-          commit_message: ${{ needs.version.outputs.long }}
-          enable_jekyll: true
diff --git a/.github/workflows/build_one_target.yml b/.github/workflows/build_one_target.yml
index 3c83ce960..ba1d5080f 100644
--- a/.github/workflows/build_one_target.yml
+++ b/.github/workflows/build_one_target.yml
@@ -3,6 +3,7 @@ name: Build One Target
 on:
   workflow_dispatch:
     inputs:
+      # trunk-ignore(checkov/CKV_GHA_7)
       arch:
         type: choice
         options:
@@ -19,11 +20,13 @@ on:
         type: string
         required: false
         description: Choose the target board, e.g. nrf52_promicro_diy_tcxo. If blank, will find available targets.
-
       # find-target:
       #   type: boolean
       #   default: true
       #   description: 'Find the available targets'
+
+permissions: read-all
+
 jobs:
   find-targets:
     if: ${{ inputs.target == '' }}
@@ -51,13 +54,13 @@ jobs:
       - name: Generate matrix
         id: jsonStep
         run: |
-          TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} extra)
+          TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} --level extra)
           echo "Name: $GITHUB_REF_NAME" >> $GITHUB_STEP_SUMMARY
           echo "Base: $GITHUB_BASE_REF" >> $GITHUB_STEP_SUMMARY
           echo "Arch: ${{matrix.arch}}" >> $GITHUB_STEP_SUMMARY
           echo "Ref: $GITHUB_REF" >> $GITHUB_STEP_SUMMARY
           echo "Targets:" >> $GITHUB_STEP_SUMMARY
-          echo $TARGETS | sed 's/[][]//g; s/", "/\n- /g; s/"//g; s/^/- /' >> $GITHUB_STEP_SUMMARY
+          echo $TARGETS >> $GITHUB_STEP_SUMMARY
 
   version:
     if: ${{ inputs.target != '' }}
@@ -75,11 +78,9 @@ jobs:
       long: ${{ steps.version.outputs.long }}
       deb: ${{ steps.version.outputs.deb }}
 
-  build-arch:
+  build:
     if: ${{ inputs.target != '' && inputs.arch != 'native' }}
     needs: [version]
-    strategy:
-      fail-fast: false
     uses: ./.github/workflows/build_firmware.yml
     with:
       version: ${{ needs.version.outputs.long }}
@@ -165,10 +166,8 @@ jobs:
     permissions:
       contents: write
       pull-requests: write
-    strategy:
-      fail-fast: false
     runs-on: ubuntu-latest
-    needs: [version, build-arch]
+    needs: [version, build]
     steps:
       - name: Checkout code
         uses: actions/checkout@v5
@@ -237,159 +236,3 @@ jobs:
           name: firmware-${{inputs.target}}-${{ needs.version.outputs.long }}
           description: "Download firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip. This artifact will be available for 90 days from creation"
           github-token: ${{ secrets.GITHUB_TOKEN }}
-
-  release-artifacts:
-    runs-on: ubuntu-latest
-    if: ${{ github.event_name == 'workflow_dispatch' && inputs.target != ''}}
-    outputs:
-      upload_url: ${{ steps.create_release.outputs.upload_url }}
-    needs:
-      - version
-      - gather-artifacts
-      - build-debian-src
-      - package-pio-deps-native-tft
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - name: Create release
-        uses: softprops/action-gh-release@v2
-        id: create_release
-        with:
-          draft: true
-          prerelease: true
-          name: Meshtastic Firmware ${{ needs.version.outputs.long }} Alpha
-          tag_name: v${{ needs.version.outputs.long }}
-          body: |
-            Autogenerated by github action, developer should edit as required before publishing...
-
-      - name: Download source deb
-        uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-debian-${{ needs.version.outputs.deb }}~UNRELEASED-src
-          merge-multiple: true
-          path: ./output/debian-src
-
-      - name: Download `native-tft` pio deps
-        uses: actions/download-artifact@v5
-        with:
-          pattern: platformio-deps-native-tft-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./output/pio-deps-native-tft
-
-      - name: Zip Linux sources
-        working-directory: output
-        run: |
-          zip -j -9 -r ./meshtasticd-${{ needs.version.outputs.deb }}-src.zip ./debian-src
-          zip -9 -r ./platformio-deps-native-tft-${{ needs.version.outputs.long }}.zip ./pio-deps-native-tft
-
-      # For diagnostics
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Add Linux sources to GtiHub Release
-        # Only run when targeting master branch with workflow_dispatch
-        if: ${{ github.ref_name == 'master' }}
-        run: |
-          gh release upload v${{ needs.version.outputs.long }} ./output/meshtasticd-${{ needs.version.outputs.deb }}-src.zip
-          gh release upload v${{ needs.version.outputs.long }} ./output/platformio-deps-native-tft-${{ needs.version.outputs.long }}.zip
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  release-firmware:
-    strategy:
-      fail-fast: false
-    runs-on: ubuntu-latest
-    if: ${{ github.event_name == 'workflow_dispatch' && inputs.target != ''}}
-    needs: [release-artifacts, version]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-*-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./output
-
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Device scripts permissions
-        run: |
-          chmod +x ./output/device-install.sh
-          chmod +x ./output/device-update.sh
-
-      - name: Zip firmware
-        run: zip -j -9 -r ./firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip ./output
-
-      - uses: actions/download-artifact@v5
-        with:
-          pattern: debug-elfs-*-${{ needs.version.outputs.long }}.zip
-          merge-multiple: true
-          path: ./elfs
-
-      - name: Zip debug elfs
-        run: zip -j -9 -r ./debug-elfs-${{inputs.target}}-${{ needs.version.outputs.long }}.zip ./elfs
-
-      # For diagnostics
-      - name: Display structure of downloaded files
-        run: ls -lR
-
-      - name: Add bins and debug elfs to GitHub Release
-        # Only run when targeting master branch with workflow_dispatch
-        if: ${{ github.ref_name == 'master' }}
-        run: |
-          gh release upload v${{ needs.version.outputs.long }} ./firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip
-          gh release upload v${{ needs.version.outputs.long }} ./debug-elfs-${{inputs.target}}-${{ needs.version.outputs.long }}.zip
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  publish-firmware:
-    runs-on: ubuntu-24.04
-    if: ${{ github.event_name == 'workflow_dispatch' && github.repository == 'meshtastic/firmware' && inputs.target != '' }}
-    needs: [release-firmware, version]
-    env:
-      targets: |-
-        esp32,esp32s3,esp32c3,esp32c6,nrf52840,rp2040,rp2350,stm32
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v5
-
-      - name: Setup Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: 3.x
-
-      - uses: actions/download-artifact@v5
-        with:
-          pattern: firmware-{${{ env.targets }}}-${{ needs.version.outputs.long }}
-          merge-multiple: true
-          path: ./publish
-
-      - name: Publish firmware to meshtastic.github.io
-        uses: peaceiris/actions-gh-pages@v4
-        env:
-          # On event/* branches, use the event name as the destination prefix
-          DEST_PREFIX: ${{ contains(github.ref_name, 'event/') && format('{0}/', github.ref_name) || '' }}
-        with:
-          deploy_key: ${{ secrets.DIST_PAGES_DEPLOY_KEY }}
-          external_repository: meshtastic/meshtastic.github.io
-          publish_branch: master
-          publish_dir: ./publish
-          destination_dir: ${{ env.DEST_PREFIX }}firmware-${{ needs.version.outputs.long }}
-          keep_files: true
-          user_name: github-actions[bot]
-          user_email: github-actions[bot]@users.noreply.github.com
-          commit_message: ${{ needs.version.outputs.long }}
-          enable_jekyll: true
diff --git a/.github/workflows/main_matrix.yml b/.github/workflows/main_matrix.yml
index f61e314a7..812990eca 100644
--- a/.github/workflows/main_matrix.yml
+++ b/.github/workflows/main_matrix.yml
@@ -29,17 +29,10 @@ jobs:
   setup:
     if: github.repository == 'meshtastic/firmware'
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         arch:
-          - esp32
-          - esp32s3
-          - esp32c3
-          - esp32c6
-          - nrf52840
-          - rp2040
-          - rp2350
-          - stm32
+          - all
           - check
     runs-on: ubuntu-24.04
     steps:
@@ -59,19 +52,13 @@ jobs:
           if [[ "$GITHUB_HEAD_REF" == "" ]]; then
             TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}})
           else  
-            TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} pr)
+            TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} --level pr)
           fi
-          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF Targets: $TARGETS"
-          echo "${{matrix.arch}}=$(jq -cn --argjson environments "$TARGETS" '{board: $environments}')" >> $GITHUB_OUTPUT
+          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF"
+          echo "${{matrix.arch}}=$TARGETS" >> $GITHUB_OUTPUT
+          echo "$TARGETS" >> $GITHUB_STEP_SUMMARY
     outputs:
-      esp32: ${{ steps.jsonStep.outputs.esp32 }}
-      esp32s3: ${{ steps.jsonStep.outputs.esp32s3 }}
-      esp32c3: ${{ steps.jsonStep.outputs.esp32c3 }}
-      esp32c6: ${{ steps.jsonStep.outputs.esp32c6 }}
-      nrf52840: ${{ steps.jsonStep.outputs.nrf52840 }}
-      rp2040: ${{ steps.jsonStep.outputs.rp2040 }}
-      rp2350: ${{ steps.jsonStep.outputs.rp2350 }}
-      stm32: ${{ steps.jsonStep.outputs.stm32 }}
+      all: ${{ steps.jsonStep.outputs.all }}
       check: ${{ steps.jsonStep.outputs.check }}
 
   version:
@@ -94,7 +81,8 @@ jobs:
     needs: setup
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.check) }}
+      matrix:
+        check: ${{ fromJson(needs.setup.outputs.check) }}
 
     runs-on: ubuntu-latest
     if: ${{ github.event_name != 'workflow_dispatch' && github.repository == 'meshtastic/firmware' }}
@@ -103,96 +91,20 @@ jobs:
       - name: Build base
         id: base
         uses: ./.github/actions/setup-base
-      - name: Check ${{ matrix.board }}
-        run: bin/check-all.sh ${{ matrix.board }}
+      - name: Check ${{ matrix.check.board }}
+        run: bin/check-all.sh ${{ matrix.check.board }}
 
-  build-esp32:
+  build:
     needs: [setup, version]
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32) }}
+      matrix:
+        build: ${{ fromJson(needs.setup.outputs.all) }}
     uses: ./.github/workflows/build_firmware.yml
     with:
       version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32
-
-  build-esp32s3:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32s3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32s3
-
-  build-esp32c3:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c3
-
-  build-esp32c6:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c6) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c6
-
-  build-nrf52840:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.nrf52840) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: nrf52840
-
-  build-rp2040:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.rp2040) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2040
-
-  build-rp2350:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.rp2350) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2350
-
-  build-stm32:
-    needs: [setup, version]
-    strategy:
-      fail-fast: false
-      matrix: ${{ fromJson(needs.setup.outputs.stm32) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: stm32
+      pio_env: ${{ matrix.build.board }}
+      platform: ${{ matrix.build.platform }}
 
   build-debian-src:
     if: github.repository == 'meshtastic/firmware'
@@ -203,7 +115,7 @@ jobs:
     secrets: inherit
 
   package-pio-deps-native-tft:
-    if: ${{ github.event_name == 'workflow_dispatch' }}
+    if: ${{ github.repository == 'meshtastic/firmware' && github.event_name == 'workflow_dispatch' }}
     uses: ./.github/workflows/package_pio_deps.yml
     with:
       pio_env: native-tft
@@ -288,18 +200,7 @@ jobs:
           - rp2350
           - stm32
     runs-on: ubuntu-latest
-    needs:
-      [
-        version,
-        build-esp32,
-        build-esp32s3,
-        build-esp32c3,
-        build-esp32c6,
-        build-nrf52840,
-        build-rp2040,
-        build-rp2350,
-        build-stm32,
-      ]
+    needs: [version, build]
     steps:
       - name: Checkout code
         uses: actions/checkout@v5
diff --git a/.github/workflows/merge_queue.yml b/.github/workflows/merge_queue.yml
index 7f397ce18..79e8b0803 100644
--- a/.github/workflows/merge_queue.yml
+++ b/.github/workflows/merge_queue.yml
@@ -7,23 +7,13 @@ on:
   # Merge group is a special trigger that is used to trigger the workflow when a merge group is created.
   merge_group:
 
-env:
-  FAIL_FAST_PER_ARCH: true
-
 jobs:
   setup:
     strategy:
       fail-fast: true
       matrix:
         arch:
-          - esp32
-          - esp32s3
-          - esp32c3
-          - esp32c6
-          - nrf52840
-          - rp2040
-          - rp2350
-          - stm32
+          - all
           - check
     runs-on: ubuntu-24.04
     steps:
@@ -39,19 +29,12 @@ jobs:
           if [[ "$GITHUB_HEAD_REF" == "" ]]; then
             TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}})
           else  
-            TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} pr)
+            TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} --level pr)
           fi
-          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF Targets: $TARGETS"
-          echo "${{matrix.arch}}=$(jq -cn --argjson environments "$TARGETS" '{board: $environments}')" >> $GITHUB_OUTPUT
+          echo "Name: $GITHUB_REF_NAME Base: $GITHUB_BASE_REF Ref: $GITHUB_REF"
+          echo "${{matrix.arch}}=$TARGETS" >> $GITHUB_OUTPUT
     outputs:
-      esp32: ${{ steps.jsonStep.outputs.esp32 }}
-      esp32s3: ${{ steps.jsonStep.outputs.esp32s3 }}
-      esp32c3: ${{ steps.jsonStep.outputs.esp32c3 }}
-      esp32c6: ${{ steps.jsonStep.outputs.esp32c6 }}
-      nrf52840: ${{ steps.jsonStep.outputs.nrf52840 }}
-      rp2040: ${{ steps.jsonStep.outputs.rp2040 }}
-      rp2350: ${{ steps.jsonStep.outputs.rp2350 }}
-      stm32: ${{ steps.jsonStep.outputs.stm32 }}
+      all: ${{ steps.jsonStep.outputs.all }}
       check: ${{ steps.jsonStep.outputs.check }}
 
   version:
@@ -73,7 +56,8 @@ jobs:
     needs: setup
     strategy:
       fail-fast: true
-      matrix: ${{ fromJson(needs.setup.outputs.check) }}
+      matrix:
+        check: ${{ fromJson(needs.setup.outputs.check) }}
 
     runs-on: ubuntu-latest
     if: ${{ github.event_name != 'workflow_dispatch' }}
@@ -82,96 +66,19 @@ jobs:
       - name: Build base
         id: base
         uses: ./.github/actions/setup-base
-      - name: Check ${{ matrix.board }}
-        run: bin/check-all.sh ${{ matrix.board }}
+      - name: Check ${{ matrix.check.board }}
+        run: bin/check-all.sh ${{ matrix.check.board }}
 
-  build-esp32:
+  build:
     needs: [setup, version]
     strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.esp32) }}
+      matrix:
+        build: ${{ fromJson(needs.setup.outputs.all) }}
     uses: ./.github/workflows/build_firmware.yml
     with:
       version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32
-
-  build-esp32s3:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.esp32s3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32s3
-
-  build-esp32c3:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c3) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c3
-
-  build-esp32c6:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.esp32c6) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: esp32c6
-
-  build-nrf52840:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.nrf52840) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: nrf52840
-
-  build-rp2040:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.rp2040) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2040
-
-  build-rp2350:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.rp2350) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: rp2350
-
-  build-stm32:
-    needs: [setup, version]
-    strategy:
-      fail-fast: ${{ vars.FAIL_FAST_PER_ARCH == true }}
-      matrix: ${{ fromJson(needs.setup.outputs.stm32) }}
-    uses: ./.github/workflows/build_firmware.yml
-    with:
-      version: ${{ needs.version.outputs.long }}
-      pio_env: ${{ matrix.board }}
-      platform: stm32
+      pio_env: ${{ matrix.build.board }}
+      platform: ${{ matrix.build.platform }}
 
   build-debian-src:
     if: github.repository == 'meshtastic/firmware'
@@ -260,18 +167,7 @@ jobs:
           - rp2350
           - stm32
     runs-on: ubuntu-latest
-    needs:
-      [
-        version,
-        build-esp32,
-        build-esp32s3,
-        build-esp32c3,
-        build-esp32c6,
-        build-nrf52840,
-        build-rp2040,
-        build-rp2350,
-        build-stm32,
-      ]
+    needs: [version, build]
     steps:
       - name: Checkout code
         uses: actions/checkout@v5
diff --git a/.github/workflows/stale_bot.yml b/.github/workflows/stale_bot.yml
index 32e2c2c8b..a80619e90 100644
--- a/.github/workflows/stale_bot.yml
+++ b/.github/workflows/stale_bot.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Stale PR+Issues
-        uses: actions/stale@v10.0.0
+        uses: actions/stale@v10.1.0
         with:
           days-before-stale: 45
           exempt-issue-labels: pinned,3.0
diff --git a/.github/workflows/test_native.yml b/.github/workflows/test_native.yml
index 6b788f4c7..9cf1c9e53 100644
--- a/.github/workflows/test_native.yml
+++ b/.github/workflows/test_native.yml
@@ -40,7 +40,7 @@ jobs:
 
       - name: Integration test
         run: |
-          .pio/build/coverage/program &
+          .pio/build/coverage/program -s &
           PID=$!
           timeout 20 bash -c "until ls -al /proc/$PID/fd | grep socket; do sleep 1; done"
           echo "Simulator started, launching python test..."
diff --git a/.trunk/trunk.yaml b/.trunk/trunk.yaml
index 74b850b64..8c981850d 100644
--- a/.trunk/trunk.yaml
+++ b/.trunk/trunk.yaml
@@ -16,7 +16,7 @@ lint:
     - bandit@1.8.6
     - trivy@0.67.0
     - taplo@0.10.0
-    - ruff@0.13.2
+    - ruff@0.13.3
     - isort@6.1.0
     - markdownlint@0.45.0
     - oxipng@9.1.5
diff --git a/bin/generate_ci_matrix.py b/bin/generate_ci_matrix.py
index aaa76aa45..b4c18c05b 100755
--- a/bin/generate_ci_matrix.py
+++ b/bin/generate_ci_matrix.py
@@ -1,28 +1,32 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """Generate the CI matrix."""
 
+import argparse
 import json
-import sys
-import random
 import re
 from platformio.project.config import ProjectConfig
 
-options = sys.argv[1:]
+parser = argparse.ArgumentParser(description="Generate the CI matrix")
+parser.add_argument("platform", help="Platform to build for")
+parser.add_argument(
+  "--level",
+  choices=["extra", "pr"],
+  nargs="*",
+  default=[],
+  help="Board level to build for (omit for full release boards)",
+)
+args = parser.parse_args()
 
 outlist = []
 
-if len(options) < 1:
-  print(json.dumps(outlist))
-  exit(1)
-
 cfg = ProjectConfig.get_instance()
 pio_envs = cfg.envs()
 
 # Gather all PlatformIO environments for filtering later
 all_envs = []
 for pio_env in pio_envs:
-  env_build_flags = cfg.get(f"env:{pio_env}", 'build_flags')
+  env_build_flags = cfg.get(f"env:{pio_env}", "build_flags")
   env_platform = None
   for flag in env_build_flags:
     # Extract the platform from the build flags
@@ -37,36 +41,35 @@ for pio_env in pio_envs:
     exit(1)
   # Store env details as a dictionary, and add to 'all_envs' list
   env = {
-    'name': pio_env,
-    'platform': env_platform,
-    'board_level': cfg.get(f"env:{pio_env}", 'board_level', default=None),
-    'board_check': bool(cfg.get(f"env:{pio_env}", 'board_check', default=False))
+    "ci": {"board": pio_env, "platform": env_platform},
+    "board_level": cfg.get(f"env:{pio_env}", "board_level", default=None),
+    "board_check": bool(cfg.get(f"env:{pio_env}", "board_check", default=False)),
   }
   all_envs.append(env)
 
 # Filter outputs based on options
 # Check is mutually exclusive with other options (except 'pr')
-if "check" in options:
+if "check" in args.platform:
   for env in all_envs:
-    if env['board_check']:
-      if "pr" in options:
-        if env['board_level'] == 'pr':
-          outlist.append(env['name'])
+    if env["board_check"]:
+      if "pr" in args.level:
+        if env["board_level"] == "pr":
+          outlist.append(env["ci"])
       else:
-        outlist.append(env['name'])
+        outlist.append(env["ci"])
 # Filter (non-check) builds by platform
 else:
   for env in all_envs:
-    if options[0] == env['platform']:
+    if args.platform == env["ci"]["platform"] or args.platform == "all":
       # Always include board_level = 'pr'
-      if env['board_level'] == 'pr':
-        outlist.append(env['name'])
+      if env["board_level"] == "pr":
+        outlist.append(env["ci"])
       # Include board_level = 'extra' when requested
-      elif "extra" in options and env['board_level'] == "extra":
-        outlist.append(env['name'])
+      elif "extra" in args.level and env["board_level"] == "extra":
+        outlist.append(env["ci"])
       # If no board level is specified, include in release builds (not PR)
-      elif "pr" not in options and not env['board_level']:
-        outlist.append(env['name'])
+      elif "pr" not in args.level and not env["board_level"]:
+        outlist.append(env["ci"])
 
 # Return as a JSON list
 print(json.dumps(outlist))
diff --git a/bin/web.version b/bin/web.version
index e46a05b19..952f449f1 100644
--- a/bin/web.version
+++ b/bin/web.version
@@ -1 +1 @@
-2.6.4
\ No newline at end of file
+2.6.6
\ No newline at end of file
diff --git a/platformio.ini b/platformio.ini
index e52ba8897..345e2e832 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -70,7 +70,7 @@ lib_deps =
 	# renovate: datasource=git-refs depName=meshtastic-TinyGPSPlus packageName=https://github.com/meshtastic/TinyGPSPlus gitBranch=master
 	https://github.com/meshtastic/TinyGPSPlus/archive/71a82db35f3b973440044c476d4bcdc673b104f4.zip
 	# renovate: datasource=git-refs depName=meshtastic-ArduinoThread packageName=https://github.com/meshtastic/ArduinoThread gitBranch=master
-	https://github.com/meshtastic/ArduinoThread/archive/7c3ee9e1951551b949763b1f5280f8db1fa4068d.zip
+	https://github.com/meshtastic/ArduinoThread/archive/b841b0415721f1341ea41cccfb4adccfaf951567.zip
 	# renovate: datasource=custom.pio depName=Nanopb packageName=nanopb/library/Nanopb
 	nanopb/Nanopb@0.4.91
 	# renovate: datasource=custom.pio depName=ErriezCRC32 packageName=erriez/library/ErriezCRC32
@@ -120,7 +120,7 @@ lib_deps =
 [device-ui_base]
 lib_deps =
 	# renovate: datasource=git-refs depName=meshtastic/device-ui packageName=https://github.com/meshtastic/device-ui gitBranch=master
-	https://github.com/meshtastic/device-ui/archive/b5eda65f4b128083e57f6863bc346fe80ac6017b.zip
+	https://github.com/meshtastic/device-ui/archive/d8929cd2bd2825da0e706660b5465bec12f6998f.zip
 
 ; Common libs for environmental measurements in telemetry module
 [environmental_base]
diff --git a/protobufs b/protobufs
index c1e31a965..a1b8c3d17 160000
--- a/protobufs
+++ b/protobufs
@@ -1 +1 @@
-Subproject commit c1e31a9655e9920a8b5b8eccdf7c69ef1ae42a49
+Subproject commit a1b8c3d171445b2eebfd4b5bd1e4876f3bbed605
diff --git a/src/detect/ScanI2CTwoWire.cpp b/src/detect/ScanI2CTwoWire.cpp
index eac771eaf..ffef698b0 100644
--- a/src/detect/ScanI2CTwoWire.cpp
+++ b/src/detect/ScanI2CTwoWire.cpp
@@ -378,7 +378,7 @@ void ScanI2CTwoWire::scanPort(I2CPort port, uint8_t *address, uint8_t asize)
             case SHT31_4x_ADDR:     // same as OPT3001_ADDR_ALT
             case SHT31_4x_ADDR_ALT: // same as OPT3001_ADDR
                 registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x89), 2);
-                if (registerValue == 0x11a2 || registerValue == 0x11da || registerValue == 0xe9c || registerValue == 0xc8d) {
+                if (registerValue == 0x11a2 || registerValue == 0x11da || registerValue == 0x11f3 || registerValue == 0xe9c || registerValue == 0xc8d) {
                     type = SHT4X;
                     logFoundDevice("SHT4X", (uint8_t)addr.address);
                 } else if (getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x7E), 2) == 0x5449) {
diff --git a/src/gps/GPS.cpp b/src/gps/GPS.cpp
index 090aac55b..95a9bae9c 100644
--- a/src/gps/GPS.cpp
+++ b/src/gps/GPS.cpp
@@ -506,10 +506,9 @@ bool GPS::setup()
             delay(1000);
 #endif
             if (probeTries < GPS_PROBETRIES) {
-                LOG_DEBUG("Probe for GPS at %d", serialSpeeds[speedSelect]);
                 gnssModel = probe(serialSpeeds[speedSelect]);
                 if (gnssModel == GNSS_MODEL_UNKNOWN) {
-                    if (++speedSelect == array_count(serialSpeeds)) {
+                    if (currentStep == 0 && ++speedSelect == array_count(serialSpeeds)) {
                         speedSelect = 0;
                         ++probeTries;
                     }
@@ -518,10 +517,9 @@ bool GPS::setup()
             // Rare Serial Speeds
 #ifndef CONFIG_IDF_TARGET_ESP32C6
             if (probeTries == GPS_PROBETRIES) {
-                LOG_DEBUG("Probe for GPS at %d", rareSerialSpeeds[speedSelect]);
                 gnssModel = probe(rareSerialSpeeds[speedSelect]);
                 if (gnssModel == GNSS_MODEL_UNKNOWN) {
-                    if (++speedSelect == array_count(rareSerialSpeeds)) {
+                    if (currentStep == 0 && ++speedSelect == array_count(rareSerialSpeeds)) {
                         LOG_WARN("Give up on GPS probe and set to %d", GPS_BAUDRATE);
                         return true;
                     }
@@ -1036,7 +1034,7 @@ void GPS::down()
     LOG_DEBUG("%us until next search", sleepTime / 1000);
 
     // If update interval less than 10 seconds, no attempt to sleep
-    if (updateInterval <= 10 * 1000UL || sleepTime == 0)
+    if (updateInterval <= GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS || sleepTime == 0)
         setPowerState(GPS_IDLE);
 
     else {
@@ -1097,7 +1095,7 @@ int32_t GPS::runOnce()
             return disable();
         }
         if (!setup())
-            return 2000; // Setup failed, re-run in two seconds
+            return currentDelay; // Setup failed, re-run in two seconds
 
         // We have now loaded our saved preferences from flash
         if (config.position.gps_mode != meshtastic_Config_PositionConfig_GpsMode_ENABLED) {
@@ -1107,6 +1105,29 @@ int32_t GPS::runOnce()
         publishUpdate();
     }
 
+    // ======================== GPS_ACTIVE state ========================
+    // In GPS_ACTIVE state, GPS is powered on and we're receiving NMEA messages.
+    // We use the following logic to determine when to update the local position
+    // or time by running GPS::publishUpdate.
+    // Note: Local position update is asynchronous to position broadcast. We
+    // generally run this state every gps_update_interval seconds, and in most cases
+    // gps_update_interval is faster than the position broadcast interval so there's a
+    // fresh position ready when the device wants to broadcast one on the mesh.
+    //
+    // 1. Got a time for the first time --> set the time, don't publish.
+    // 2. Got a lock for the first time
+    //   --> If gps_update_interval is <= 10s --> publishUpdate
+    //   --> Otherwise, hold for MIN(gps_update_interval - GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS, 20s)
+    //  3. Got a lock after turning back on
+    //   --> If gps_update_interval is <= 10s --> publishUpdate
+    //   --> Otherwise, hold for MIN(gps_update_interval - GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS, 20s)
+    // 4. Hold has expired
+    //   --> If we have a time and a location --> publishUpdate
+    //   --> down()
+    // 5. Search time has expired
+    //   --> If we have a time and a location --> publishUpdate
+    //   --> If we had a location before but don't now --> publishUpdate
+    //   --> down()
     if (whileActive()) {
         // if we have received valid NMEA claim we are connected
         setConnected();
@@ -1116,55 +1137,81 @@ int32_t GPS::runOnce()
     if (!config.position.fixed_position && powerState != GPS_ACTIVE && scheduling.isUpdateDue())
         up();
 
-    // If we've already set time from the GPS, no need to ask the GPS
-    bool gotTime = (getRTCQuality() >= RTCQualityGPS);
-    if (!gotTime && lookForTime()) { // Note: we count on this && short-circuiting and not resetting the RTC time
-        gotTime = true;
-        shouldPublish = true;
-    }
-
+    // quality of the previous fix. We set it to 0 when we go down, so it's a way
+    // to check if we're getting a lock after being GPS_OFF.
     uint8_t prev_fixQual = fixQual;
-    bool gotLoc = lookForLocation();
-    if (gotLoc && !hasValidLocation) { // declare that we have location ASAP
-        LOG_DEBUG("hasValidLocation RISING EDGE");
-        hasValidLocation = true;
-        shouldPublish = true;
-        // Hold for 20secs after getting a lock to download ephemeris etc
-        fixHoldEnds = millis() + 20000;
-    }
 
-    if (gotLoc && prev_fixQual == 0) { // just got a lock after turning back on.
-        fixHoldEnds = millis() + 20000;
-        shouldPublish = true; // Publish immediately, since next publish is at end of hold
-    }
+    if (powerState == GPS_ACTIVE) {
+        // if gps_update_interval is <=10s, GPS never goes off, so we treat that differently
+        uint32_t updateInterval = Default::getConfiguredOrDefaultMs(config.position.gps_update_interval);
 
-    bool tooLong = scheduling.searchedTooLong();
-    if (tooLong)
-        LOG_WARN("Couldn't publish a valid location: didn't get a GPS lock in time");
+        // 1. Got a time for the first time
+        bool gotTime = (getRTCQuality() >= RTCQualityGPS);
+        if (!gotTime && lookForTime()) { // Note: we count on this && short-circuiting and not resetting the RTC time
+            gotTime = true;
+        }
 
-    // Once we get a location we no longer desperately want an update
-    if ((gotLoc && gotTime) || tooLong) {
+        // 2. Got a lock for the first time, or 3. Got a lock after turning back on
+        bool gotLoc = lookForLocation();
+        if (gotLoc) {
+#ifdef GPS_DEBUG
+            if (!hasValidLocation) { // declare that we have location ASAP
+                LOG_DEBUG("hasValidLocation RISING EDGE");
+            }
+#endif
+            if (updateInterval <= GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS) {
+                hasValidLocation = true;
+                shouldPublish = true;
+            } else if (!hasValidLocation || prev_fixQual == 0 || (fixHoldEnds + GPS_THREAD_INTERVAL) < millis()) {
+                hasValidLocation = true;
+                // Hold for up to 20secs after getting a lock to download ephemeris etc
+                uint32_t holdTime = updateInterval - GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS;
+                if (holdTime > GPS_FIX_HOLD_MAX_MS)
+                    holdTime = GPS_FIX_HOLD_MAX_MS;
+                fixHoldEnds = millis() + holdTime;
+#ifdef GPS_DEBUG
+                LOG_DEBUG("Holding for %ums after lock", holdTime);
+#endif
+            }
+        }
+
+        bool tooLong = scheduling.searchedTooLong();
         if (tooLong && !gotLoc) {
+            LOG_WARN("Couldn't publish a valid location: didn't get a GPS lock in time");
             // we didn't get a location during this ack window, therefore declare loss of lock
             if (hasValidLocation) {
-                LOG_DEBUG("hasValidLocation FALLING EDGE");
-            }
-            p = meshtastic_Position_init_default;
-            hasValidLocation = false;
-        }
-        if (millis() > fixHoldEnds) {
-            shouldPublish = true; // publish our update at the end of the lock hold
-            publishUpdate();
-            down();
+                p = meshtastic_Position_init_default;
+                hasValidLocation = false;
+                shouldPublish = true;
 #ifdef GPS_DEBUG
-        } else {
+                LOG_DEBUG("hasValidLocation FALLING EDGE");
+#endif
+            }
+        }
+
+        // Hold has expired , Search time has expired, we got a time only, or we never needed to hold.
+        bool holdExpired = (fixHoldEnds != 0 && millis() > fixHoldEnds);
+        if (shouldPublish || tooLong || holdExpired) {
+            if (gotTime && hasValidLocation) {
+                shouldPublish = true;
+            }
+            if (shouldPublish) {
+                fixHoldEnds = 0;
+                publishUpdate();
+            }
+
+            // There's a chance we just got a time, so keep going to see if we can get a location too
+            if (tooLong || holdExpired) {
+                down();
+            }
+
+#ifdef GPS_DEBUG
+        } else if (fixHoldEnds != 0) {
             LOG_DEBUG("Holding for GPS data download: %d ms (numSats=%d)", fixHoldEnds - millis(), p.sats_in_view);
 #endif
         }
     }
-
-    // If state has changed do a publish
-    publishUpdate();
+    // ===================== end GPS_ACTIVE state ========================
 
     if (config.position.fixed_position == true && hasValidLocation)
         return disable(); // This should trigger when we have a fixed position, and get that first position
@@ -1221,163 +1268,197 @@ static const char *DETECTED_MESSAGE = "%s detected";
 
 GnssModel_t GPS::probe(int serialSpeed)
 {
+    uint8_t buffer[768] = {0};
+
+    switch (currentStep) {
+    case 0: {
 #if defined(ARCH_NRF52) || defined(ARCH_PORTDUINO) || defined(ARCH_STM32WL)
-    _serial_gps->end();
-    _serial_gps->begin(serialSpeed);
+        _serial_gps->end();
+        _serial_gps->begin(serialSpeed);
 #elif defined(ARCH_RP2040)
-    _serial_gps->end();
-    _serial_gps->setFIFOSize(256);
-    _serial_gps->begin(serialSpeed);
+        _serial_gps->end();
+        _serial_gps->setFIFOSize(256);
+        _serial_gps->begin(serialSpeed);
 #else
-    if (_serial_gps->baudRate() != serialSpeed) {
-        LOG_DEBUG("Set Baud to %i", serialSpeed);
-        _serial_gps->updateBaudRate(serialSpeed);
-    }
+        if (_serial_gps->baudRate() != serialSpeed) {
+            LOG_DEBUG("Set GPS Baud to %i", serialSpeed);
+            _serial_gps->updateBaudRate(serialSpeed);
+        }
 #endif
 
-    memset(&ublox_info, 0, sizeof(ublox_info));
-    uint8_t buffer[768] = {0};
-    delay(100);
+        memset(&ublox_info, 0, sizeof(ublox_info));
+        delay(100);
 
-    // Close all NMEA sentences, valid for L76K, ATGM336H (and likely other AT6558 devices)
-    _serial_gps->write("$PCAS03,0,0,0,0,0,0,0,0,0,0,,,0,0*02\r\n");
-    delay(20);
-    // Close NMEA sequences on Ublox
-    _serial_gps->write("$PUBX,40,GLL,0,0,0,0,0,0*5C\r\n");
-    _serial_gps->write("$PUBX,40,GSV,0,0,0,0,0,0*59\r\n");
-    _serial_gps->write("$PUBX,40,VTG,0,0,0,0,0,0*5E\r\n");
-    delay(20);
-    // Close NMEA sequences on CM121
-    _serial_gps->write("$CFGMSG,0,1,0,1*1B\r\n");
-    _serial_gps->write("$CFGMSG,0,2,0,1*18\r\n");
-    _serial_gps->write("$CFGMSG,0,3,0,1*19\r\n");
-    delay(20);
-
-    // Unicore UFirebirdII Series: UC6580, UM620, UM621, UM670A, UM680A, or UM681A,or CM121
-    std::vector<ChipInfo> unicore = {
-        {"UC6580", "UC6580", GNSS_MODEL_UC6580}, {"UM600", "UM600", GNSS_MODEL_UC6580}, {"CM121", "CM121", GNSS_MODEL_CM121}};
-    PROBE_FAMILY("Unicore Family", "$PDTINFO", unicore, 500);
-
-    std::vector<ChipInfo> atgm = {
-        {"ATGM336H", "$GPTXT,01,01,02,HW=ATGM336H", GNSS_MODEL_ATGM336H},
-        /* ATGM332D series (-11(GPS), -21(BDS), -31(GPS+BDS), -51(GPS+GLONASS), -71-0(GPS+BDS+GLONASS)) based on AT6558 */
-        {"ATGM332D", "$GPTXT,01,01,02,HW=ATGM332D", GNSS_MODEL_ATGM336H}};
-    PROBE_FAMILY("ATGM33xx Family", "$PCAS06,1*1A", atgm, 500);
-
-    /* Airoha (Mediatek) AG3335A/M/S, A3352Q, Quectel L89 2.0, SimCom SIM65M */
-    _serial_gps->write("$PAIR062,2,0*3C\r\n"); // GSA OFF to reduce volume
-    _serial_gps->write("$PAIR062,3,0*3D\r\n"); // GSV OFF to reduce volume
-    _serial_gps->write("$PAIR513*3D\r\n");     // save configuration
-    std::vector<ChipInfo> airoha = {{"AG3335", "$PAIR021,AG3335", GNSS_MODEL_AG3335},
-                                    {"AG3352", "$PAIR021,AG3352", GNSS_MODEL_AG3352},
-                                    {"RYS3520", "$PAIR021,REYAX_RYS3520_V2", GNSS_MODEL_AG3352}};
-    PROBE_FAMILY("Airoha Family", "$PAIR021*39", airoha, 1000);
-
-    PROBE_SIMPLE("LC86", "$PQTMVERNO*58", "$PQTMVERNO,LC86", GNSS_MODEL_AG3352, 500);
-    PROBE_SIMPLE("L76K", "$PCAS06,0*1B", "$GPTXT,01,01,02,SW=", GNSS_MODEL_MTK, 500);
-
-    // Close all NMEA sentences, valid for MTK3333 and MTK3339 platforms
-    _serial_gps->write("$PMTK514,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0*2E\r\n");
-    delay(20);
-    std::vector<ChipInfo> mtk = {{"L76B", "Quectel-L76B", GNSS_MODEL_MTK_L76B}, {"PA1010D", "1010D", GNSS_MODEL_MTK_PA1010D},
-                                 {"PA1616S", "1616S", GNSS_MODEL_MTK_PA1616S},  {"LS20031", "MC-1513", GNSS_MODEL_MTK_L76B},
-                                 {"L96", "Quectel-L96", GNSS_MODEL_MTK_L76B},   {"L80-R", "_3337_", GNSS_MODEL_MTK_L76B},
-                                 {"L80", "_3339_", GNSS_MODEL_MTK_L76B}};
-
-    PROBE_FAMILY("MTK Family", "$PMTK605*31", mtk, 500);
-
-    uint8_t cfg_rate[] = {0xB5, 0x62, 0x06, 0x08, 0x00, 0x00, 0x00, 0x00};
-    UBXChecksum(cfg_rate, sizeof(cfg_rate));
-    clearBuffer();
-    _serial_gps->write(cfg_rate, sizeof(cfg_rate));
-    // Check that the returned response class and message ID are correct
-    GPS_RESPONSE response = getACK(0x06, 0x08, 750);
-    if (response == GNSS_RESPONSE_NONE) {
-        LOG_WARN("No GNSS Module (baudrate %d)", serialSpeed);
+        // Close all NMEA sentences, valid for L76K, ATGM336H (and likely other AT6558 devices)
+        _serial_gps->write("$PCAS03,0,0,0,0,0,0,0,0,0,0,,,0,0*02\r\n");
+        delay(20);
+        // Close NMEA sequences on Ublox
+        _serial_gps->write("$PUBX,40,GLL,0,0,0,0,0,0*5C\r\n");
+        _serial_gps->write("$PUBX,40,GSV,0,0,0,0,0,0*59\r\n");
+        _serial_gps->write("$PUBX,40,VTG,0,0,0,0,0,0*5E\r\n");
+        delay(20);
+        // Close NMEA sequences on CM121
+        _serial_gps->write("$CFGMSG,0,1,0,1*1B\r\n");
+        _serial_gps->write("$CFGMSG,0,2,0,1*18\r\n");
+        _serial_gps->write("$CFGMSG,0,3,0,1*19\r\n");
+        currentDelay = 20;
+        currentStep = 1;
         return GNSS_MODEL_UNKNOWN;
-    } else if (response == GNSS_RESPONSE_FRAME_ERRORS) {
-        LOG_INFO("UBlox Frame Errors (baudrate %d)", serialSpeed);
     }
+    case 1: {
 
-    memset(buffer, 0, sizeof(buffer));
-    uint8_t _message_MONVER[8] = {
-        0xB5, 0x62, // Sync message for UBX protocol
-        0x0A, 0x04, // Message class and ID (UBX-MON-VER)
-        0x00, 0x00, // Length of payload (we're asking for an answer, so no payload)
-        0x00, 0x00  // Checksum
-    };
-    //  Get Ublox gnss module hardware and software info
-    UBXChecksum(_message_MONVER, sizeof(_message_MONVER));
-    clearBuffer();
-    _serial_gps->write(_message_MONVER, sizeof(_message_MONVER));
+        // Unicore UFirebirdII Series: UC6580, UM620, UM621, UM670A, UM680A, or UM681A,or CM121
+        std::vector<ChipInfo> unicore = {
+            {"UC6580", "UC6580", GNSS_MODEL_UC6580}, {"UM600", "UM600", GNSS_MODEL_UC6580}, {"CM121", "CM121", GNSS_MODEL_CM121}};
+        PROBE_FAMILY("Unicore Family", "$PDTINFO", unicore, 500);
+        currentDelay = 20;
+        currentStep = 2;
+        return GNSS_MODEL_UNKNOWN;
+    }
+    case 2: {
+        std::vector<ChipInfo> atgm = {
+            {"ATGM336H", "$GPTXT,01,01,02,HW=ATGM336H", GNSS_MODEL_ATGM336H},
+            /* ATGM332D series (-11(GPS), -21(BDS), -31(GPS+BDS), -51(GPS+GLONASS), -71-0(GPS+BDS+GLONASS)) based on AT6558 */
+            {"ATGM332D", "$GPTXT,01,01,02,HW=ATGM332D", GNSS_MODEL_ATGM336H}};
+        PROBE_FAMILY("ATGM33xx Family", "$PCAS06,1*1A", atgm, 500);
+        currentDelay = 20;
+        currentStep = 3;
+        return GNSS_MODEL_UNKNOWN;
+    }
+    case 3: {
+        /* Airoha (Mediatek) AG3335A/M/S, A3352Q, Quectel L89 2.0, SimCom SIM65M */
+        _serial_gps->write("$PAIR062,2,0*3C\r\n"); // GSA OFF to reduce volume
+        _serial_gps->write("$PAIR062,3,0*3D\r\n"); // GSV OFF to reduce volume
+        _serial_gps->write("$PAIR513*3D\r\n");     // save configuration
+        std::vector<ChipInfo> airoha = {{"AG3335", "$PAIR021,AG3335", GNSS_MODEL_AG3335},
+                                        {"AG3352", "$PAIR021,AG3352", GNSS_MODEL_AG3352},
+                                        {"RYS3520", "$PAIR021,REYAX_RYS3520_V2", GNSS_MODEL_AG3352}};
+        PROBE_FAMILY("Airoha Family", "$PAIR021*39", airoha, 1000);
+        currentDelay = 20;
+        currentStep = 4;
+        return GNSS_MODEL_UNKNOWN;
+    }
+    case 4: {
+        PROBE_SIMPLE("LC86", "$PQTMVERNO*58", "$PQTMVERNO,LC86", GNSS_MODEL_AG3352, 500);
+        PROBE_SIMPLE("L76K", "$PCAS06,0*1B", "$GPTXT,01,01,02,SW=", GNSS_MODEL_MTK, 500);
+        currentDelay = 20;
+        currentStep = 5;
+        return GNSS_MODEL_UNKNOWN;
+    }
+    case 5: {
 
-    uint16_t len = getACK(buffer, sizeof(buffer), 0x0A, 0x04, 1200);
-    if (len) {
-        uint16_t position = 0;
-        for (int i = 0; i < 30; i++) {
-            ublox_info.swVersion[i] = buffer[position];
-            position++;
-        }
-        for (int i = 0; i < 10; i++) {
-            ublox_info.hwVersion[i] = buffer[position];
-            position++;
-        }
+        // Close all NMEA sentences, valid for MTK3333 and MTK3339 platforms
+        _serial_gps->write("$PMTK514,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0*2E\r\n");
+        delay(20);
+        std::vector<ChipInfo> mtk = {{"L76B", "Quectel-L76B", GNSS_MODEL_MTK_L76B}, {"PA1010D", "1010D", GNSS_MODEL_MTK_PA1010D},
+                                     {"PA1616S", "1616S", GNSS_MODEL_MTK_PA1616S},  {"LS20031", "MC-1513", GNSS_MODEL_MTK_L76B},
+                                     {"L96", "Quectel-L96", GNSS_MODEL_MTK_L76B},   {"L80-R", "_3337_", GNSS_MODEL_MTK_L76B},
+                                     {"L80", "_3339_", GNSS_MODEL_MTK_L76B}};
 
-        while (len >= position + 30) {
-            for (int i = 0; i < 30; i++) {
-                ublox_info.extension[ublox_info.extensionNo][i] = buffer[position];
-                position++;
-            }
-            ublox_info.extensionNo++;
-            if (ublox_info.extensionNo > 9)
-                break;
-        }
-
-        LOG_DEBUG("Module Info : ");
-        LOG_DEBUG("Soft version: %s", ublox_info.swVersion);
-        LOG_DEBUG("Hard version: %s", ublox_info.hwVersion);
-        LOG_DEBUG("Extensions:%d", ublox_info.extensionNo);
-        for (int i = 0; i < ublox_info.extensionNo; i++) {
-            LOG_DEBUG("  %s", ublox_info.extension[i]);
+        PROBE_FAMILY("MTK Family", "$PMTK605*31", mtk, 500);
+        currentDelay = 20;
+        currentStep = 6;
+        return GNSS_MODEL_UNKNOWN;
+    }
+    case 6: {
+        uint8_t cfg_rate[] = {0xB5, 0x62, 0x06, 0x08, 0x00, 0x00, 0x00, 0x00};
+        UBXChecksum(cfg_rate, sizeof(cfg_rate));
+        clearBuffer();
+        _serial_gps->write(cfg_rate, sizeof(cfg_rate));
+        // Check that the returned response class and message ID are correct
+        GPS_RESPONSE response = getACK(0x06, 0x08, 750);
+        if (response == GNSS_RESPONSE_NONE) {
+            LOG_WARN("No GNSS Module (baudrate %d)", serialSpeed);
+            currentDelay = 2000;
+            currentStep = 0;
+            return GNSS_MODEL_UNKNOWN;
+        } else if (response == GNSS_RESPONSE_FRAME_ERRORS) {
+            LOG_INFO("UBlox Frame Errors (baudrate %d)", serialSpeed);
         }
 
         memset(buffer, 0, sizeof(buffer));
+        uint8_t _message_MONVER[8] = {
+            0xB5, 0x62, // Sync message for UBX protocol
+            0x0A, 0x04, // Message class and ID (UBX-MON-VER)
+            0x00, 0x00, // Length of payload (we're asking for an answer, so no payload)
+            0x00, 0x00  // Checksum
+        };
+        //  Get Ublox gnss module hardware and software info
+        UBXChecksum(_message_MONVER, sizeof(_message_MONVER));
+        clearBuffer();
+        _serial_gps->write(_message_MONVER, sizeof(_message_MONVER));
 
-        // tips: extensionNo field is 0 on some 6M GNSS modules
-        for (int i = 0; i < ublox_info.extensionNo; ++i) {
-            if (!strncmp(ublox_info.extension[i], "MOD=", 4)) {
-                strncpy((char *)buffer, &(ublox_info.extension[i][4]), sizeof(buffer));
-            } else if (!strncmp(ublox_info.extension[i], "PROTVER", 7)) {
-                char *ptr = nullptr;
-                memset(buffer, 0, sizeof(buffer));
-                strncpy((char *)buffer, &(ublox_info.extension[i][8]), sizeof(buffer));
-                LOG_DEBUG("Protocol Version:%s", (char *)buffer);
-                if (strlen((char *)buffer)) {
-                    ublox_info.protocol_version = strtoul((char *)buffer, &ptr, 10);
-                    LOG_DEBUG("ProtVer=%d", ublox_info.protocol_version);
-                } else {
-                    ublox_info.protocol_version = 0;
+        uint16_t len = getACK(buffer, sizeof(buffer), 0x0A, 0x04, 1200);
+        if (len) {
+            uint16_t position = 0;
+            for (int i = 0; i < 30; i++) {
+                ublox_info.swVersion[i] = buffer[position];
+                position++;
+            }
+            for (int i = 0; i < 10; i++) {
+                ublox_info.hwVersion[i] = buffer[position];
+                position++;
+            }
+
+            while (len >= position + 30) {
+                for (int i = 0; i < 30; i++) {
+                    ublox_info.extension[ublox_info.extensionNo][i] = buffer[position];
+                    position++;
+                }
+                ublox_info.extensionNo++;
+                if (ublox_info.extensionNo > 9)
+                    break;
+            }
+
+            LOG_DEBUG("Module Info : ");
+            LOG_DEBUG("Soft version: %s", ublox_info.swVersion);
+            LOG_DEBUG("Hard version: %s", ublox_info.hwVersion);
+            LOG_DEBUG("Extensions:%d", ublox_info.extensionNo);
+            for (int i = 0; i < ublox_info.extensionNo; i++) {
+                LOG_DEBUG("  %s", ublox_info.extension[i]);
+            }
+
+            memset(buffer, 0, sizeof(buffer));
+
+            // tips: extensionNo field is 0 on some 6M GNSS modules
+            for (int i = 0; i < ublox_info.extensionNo; ++i) {
+                if (!strncmp(ublox_info.extension[i], "MOD=", 4)) {
+                    strncpy((char *)buffer, &(ublox_info.extension[i][4]), sizeof(buffer));
+                } else if (!strncmp(ublox_info.extension[i], "PROTVER", 7)) {
+                    char *ptr = nullptr;
+                    memset(buffer, 0, sizeof(buffer));
+                    strncpy((char *)buffer, &(ublox_info.extension[i][8]), sizeof(buffer));
+                    LOG_DEBUG("Protocol Version:%s", (char *)buffer);
+                    if (strlen((char *)buffer)) {
+                        ublox_info.protocol_version = strtoul((char *)buffer, &ptr, 10);
+                        LOG_DEBUG("ProtVer=%d", ublox_info.protocol_version);
+                    } else {
+                        ublox_info.protocol_version = 0;
+                    }
                 }
             }
-        }
-        if (strncmp(ublox_info.hwVersion, "00040007", 8) == 0) {
-            LOG_INFO(DETECTED_MESSAGE, "U-blox 6", "6");
-            return GNSS_MODEL_UBLOX6;
-        } else if (strncmp(ublox_info.hwVersion, "00070000", 8) == 0) {
-            LOG_INFO(DETECTED_MESSAGE, "U-blox 7", "7");
-            return GNSS_MODEL_UBLOX7;
-        } else if (strncmp(ublox_info.hwVersion, "00080000", 8) == 0) {
-            LOG_INFO(DETECTED_MESSAGE, "U-blox 8", "8");
-            return GNSS_MODEL_UBLOX8;
-        } else if (strncmp(ublox_info.hwVersion, "00190000", 8) == 0) {
-            LOG_INFO(DETECTED_MESSAGE, "U-blox 9", "9");
-            return GNSS_MODEL_UBLOX9;
-        } else if (strncmp(ublox_info.hwVersion, "000A0000", 8) == 0) {
-            LOG_INFO(DETECTED_MESSAGE, "U-blox 10", "10");
-            return GNSS_MODEL_UBLOX10;
+            if (strncmp(ublox_info.hwVersion, "00040007", 8) == 0) {
+                LOG_INFO(DETECTED_MESSAGE, "U-blox 6", "6");
+                return GNSS_MODEL_UBLOX6;
+            } else if (strncmp(ublox_info.hwVersion, "00070000", 8) == 0) {
+                LOG_INFO(DETECTED_MESSAGE, "U-blox 7", "7");
+                return GNSS_MODEL_UBLOX7;
+            } else if (strncmp(ublox_info.hwVersion, "00080000", 8) == 0) {
+                LOG_INFO(DETECTED_MESSAGE, "U-blox 8", "8");
+                return GNSS_MODEL_UBLOX8;
+            } else if (strncmp(ublox_info.hwVersion, "00190000", 8) == 0) {
+                LOG_INFO(DETECTED_MESSAGE, "U-blox 9", "9");
+                return GNSS_MODEL_UBLOX9;
+            } else if (strncmp(ublox_info.hwVersion, "000A0000", 8) == 0) {
+                LOG_INFO(DETECTED_MESSAGE, "U-blox 10", "10");
+                return GNSS_MODEL_UBLOX10;
+            }
         }
     }
+    }
     LOG_WARN("No GNSS Module (baudrate %d)", serialSpeed);
+    currentDelay = 2000;
+    currentStep = 0;
     return GNSS_MODEL_UNKNOWN;
 }
 
diff --git a/src/gps/GPS.h b/src/gps/GPS.h
index cba767460..8ba1ce0a6 100644
--- a/src/gps/GPS.h
+++ b/src/gps/GPS.h
@@ -16,6 +16,9 @@
 #define GPS_EN_ACTIVE 1
 #endif
 
+static constexpr uint32_t GPS_UPDATE_ALWAYS_ON_THRESHOLD_MS = 10 * 1000UL;
+static constexpr uint32_t GPS_FIX_HOLD_MAX_MS = 20000;
+
 typedef enum {
     GNSS_MODEL_ATGM336H,
     GNSS_MODEL_MTK,
@@ -151,6 +154,8 @@ class GPS : private concurrency::OSThread
     TinyGPSPlus reader;
     uint8_t fixQual = 0; // fix quality from GPGGA
     uint32_t lastChecksumFailCount = 0;
+    uint8_t currentStep = 0;
+    int32_t currentDelay = 2000;
 
 #ifndef TINYGPS_OPTION_NO_CUSTOM_FIELDS
     // (20210908) TinyGps++ can only read the GPGSA "FIX TYPE" field
@@ -173,8 +178,6 @@ class GPS : private concurrency::OSThread
      */
     bool hasValidLocation = false; // default to false, until we complete our first read
 
-    bool isInPowersave = false;
-
     bool shouldPublish = false; // If we've changed GPS state, this will force a publish the next loop()
 
     bool hasGPS = false; // Do we have a GPS we are talking to
diff --git a/src/graphics/Panel_sdl.cpp b/src/graphics/Panel_sdl.cpp
new file mode 100644
index 000000000..bad6072f9
--- /dev/null
+++ b/src/graphics/Panel_sdl.cpp
@@ -0,0 +1,687 @@
+/*----------------------------------------------------------------------------/
+  Lovyan GFX - Graphics library for embedded devices.
+
+Original Source:
+ https://github.com/lovyan03/LovyanGFX/
+
+Licence:
+ [FreeBSD](https://github.com/lovyan03/LovyanGFX/blob/master/license.txt)
+
+Author:
+ [lovyan03](https://twitter.com/lovyan03)
+
+Contributors:
+ [ciniml](https://github.com/ciniml)
+ [mongonta0716](https://github.com/mongonta0716)
+ [tobozo](https://github.com/tobozo)
+
+Porting for SDL:
+ [imliubo](https://github.com/imliubo)
+/----------------------------------------------------------------------------*/
+#include "Panel_sdl.hpp"
+
+#if defined(SDL_h_)
+
+// #include "../common.hpp"
+// #include "../../misc/common_function.hpp"
+// #include "../../Bus.hpp"
+
+#include <list>
+#include <math.h>
+#include <vector>
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
+namespace lgfx
+{
+inline namespace v1
+{
+SDL_Keymod Panel_sdl::_keymod = KMOD_NONE;
+static SDL_semaphore *_update_in_semaphore = nullptr;
+static SDL_semaphore *_update_out_semaphore = nullptr;
+volatile static uint32_t _in_step_exec = 0;
+volatile static uint32_t _msec_step_exec = 512;
+static bool _inited = false;
+static bool _all_close = false;
+
+volatile uint8_t Panel_sdl::_gpio_dummy_values[EMULATED_GPIO_MAX];
+
+static inline void *heap_alloc_dma(size_t length)
+{
+    return malloc(length);
+} // aligned_alloc(16, length);
+static inline void heap_free(void *buf)
+{
+    free(buf);
+}
+
+static std::list<monitor_t *> _list_monitor;
+
+static monitor_t *const getMonitorByWindowID(uint32_t windowID)
+{
+    for (auto &m : _list_monitor) {
+        if (SDL_GetWindowID(m->window) == windowID) {
+            return m;
+        }
+    }
+    return nullptr;
+}
+//----------------------------------------------------------------------------
+
+static std::vector<Panel_sdl::KeyCodeMapping_t> _key_code_map;
+
+void Panel_sdl::addKeyCodeMapping(SDL_KeyCode keyCode, uint8_t gpio)
+{
+    if (gpio > EMULATED_GPIO_MAX)
+        return;
+    KeyCodeMapping_t map;
+    map.keycode = keyCode;
+    map.gpio = gpio;
+    _key_code_map.push_back(map);
+}
+
+int Panel_sdl::getKeyCodeMapping(SDL_KeyCode keyCode)
+{
+    for (const auto &i : _key_code_map) {
+        if (i.keycode == keyCode)
+            return i.gpio;
+    }
+    return -1;
+}
+
+void Panel_sdl::_event_proc(void)
+{
+    SDL_Event event;
+    while (SDL_PollEvent(&event)) {
+        if ((event.type == SDL_KEYDOWN) || (event.type == SDL_KEYUP)) {
+            auto mon = getMonitorByWindowID(event.button.windowID);
+            int gpio = -1;
+
+            /// Check key mapping
+            gpio = getKeyCodeMapping((SDL_KeyCode)event.key.keysym.sym);
+            if (gpio < 0) {
+                switch (event.key.keysym.sym) { /// M5StackのBtnA～BtnCのエミュレート;
+                // case SDLK_LEFT:  gpio = 39; break;
+                // case SDLK_DOWN:  gpio = 38; break;
+                // case SDLK_RIGHT: gpio = 37; break;
+                // case SDLK_UP:    gpio = 36; break;
+
+                /// L/Rキーで画面回転
+                case SDLK_r:
+                case SDLK_l:
+                    if (event.type == SDL_KEYDOWN && event.key.keysym.mod == _keymod) {
+                        if (mon != nullptr) {
+                            mon->frame_rotation = (mon->frame_rotation += event.key.keysym.sym == SDLK_r ? 1 : -1);
+                            int x, y, w, h;
+                            SDL_GetWindowSize(mon->window, &w, &h);
+                            SDL_GetWindowPosition(mon->window, &x, &y);
+                            SDL_SetWindowSize(mon->window, h, w);
+                            SDL_SetWindowPosition(mon->window, x + (w - h) / 2, y + (h - w) / 2);
+                            mon->panel->sdl_invalidate();
+                        }
+                    }
+                    break;
+
+                /// 1～6キーで画面拡大率変更
+                case SDLK_1:
+                case SDLK_2:
+                case SDLK_3:
+                case SDLK_4:
+                case SDLK_5:
+                case SDLK_6:
+                    if (event.type == SDL_KEYDOWN && event.key.keysym.mod == _keymod) {
+                        if (mon != nullptr) {
+                            int size = 1 + (event.key.keysym.sym - SDLK_1);
+                            _update_scaling(mon, size, size);
+                        }
+                    }
+                    break;
+                default:
+                    continue;
+                }
+            }
+
+            if (event.type == SDL_KEYDOWN) {
+                Panel_sdl::gpio_lo(gpio);
+            } else {
+                Panel_sdl::gpio_hi(gpio);
+            }
+        } else if (event.type == SDL_MOUSEBUTTONDOWN || event.type == SDL_MOUSEBUTTONUP || event.type == SDL_MOUSEMOTION) {
+            auto mon = getMonitorByWindowID(event.button.windowID);
+            if (mon != nullptr) {
+                {
+                    int x, y, w, h;
+                    SDL_GetWindowSize(mon->window, &w, &h);
+                    SDL_GetMouseState(&x, &y);
+                    float sf = sinf(mon->frame_angle * M_PI / 180);
+                    float cf = cosf(mon->frame_angle * M_PI / 180);
+                    x -= w / 2.0f;
+                    y -= h / 2.0f;
+                    float nx = y * sf + x * cf;
+                    float ny = y * cf - x * sf;
+                    if (mon->frame_rotation & 1) {
+                        std::swap(w, h);
+                    }
+                    x = (nx * mon->frame_width / w) + (mon->frame_width >> 1);
+                    y = (ny * mon->frame_height / h) + (mon->frame_height >> 1);
+                    mon->touch_x = x - mon->frame_inner_x;
+                    mon->touch_y = y - mon->frame_inner_y;
+                }
+                if (event.type == SDL_MOUSEBUTTONDOWN && event.button.button == SDL_BUTTON_LEFT) {
+                    mon->touched = true;
+                }
+                if (event.type == SDL_MOUSEBUTTONUP && event.button.button == SDL_BUTTON_LEFT) {
+                    mon->touched = false;
+                }
+            }
+        } else if (event.type == SDL_WINDOWEVENT) {
+            auto monitor = getMonitorByWindowID(event.window.windowID);
+            if (monitor) {
+                if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
+                    int mw, mh;
+                    SDL_GetRendererOutputSize(monitor->renderer, &mw, &mh);
+                    if (monitor->frame_rotation & 1) {
+                        std::swap(mw, mh);
+                    }
+                    monitor->scaling_x = (mw * 2 / monitor->frame_width) / 2.0f;
+                    monitor->scaling_y = (mh * 2 / monitor->frame_height) / 2.0f;
+                    monitor->panel->sdl_invalidate();
+                } else if (event.window.event == SDL_WINDOWEVENT_CLOSE) {
+                    monitor->closing = true;
+                }
+            }
+        } else if (event.type == SDL_QUIT) {
+            for (auto &m : _list_monitor) {
+                m->closing = true;
+            }
+        }
+    }
+}
+
+/// デバッガでステップ実行されていることを検出するスレッド用関数。
+static int detectDebugger(bool *running)
+{
+    uint32_t prev_ms = SDL_GetTicks();
+    do {
+        SDL_Delay(1);
+        uint32_t ms = SDL_GetTicks();
+        /// 時間間隔が広すぎる場合はステップ実行中 (ブレークポイントで止まった)と判断する。
+        /// また、解除されたと判断した後も1023msecほど状態を維持する。
+        if (ms - prev_ms > 64) {
+            _in_step_exec = _msec_step_exec;
+        } else if (_in_step_exec) {
+            --_in_step_exec;
+        }
+        prev_ms = ms;
+    } while (*running);
+    return 0;
+}
+
+void Panel_sdl::_update_proc(void)
+{
+    for (auto it = _list_monitor.begin(); it != _list_monitor.end();) {
+        if ((*it)->closing) {
+            if ((*it)->texture_frameimage) {
+                SDL_DestroyTexture((*it)->texture_frameimage);
+            }
+            SDL_DestroyTexture((*it)->texture);
+            SDL_DestroyRenderer((*it)->renderer);
+            SDL_DestroyWindow((*it)->window);
+            _list_monitor.erase(it++);
+            if (_list_monitor.empty()) {
+                _all_close = true;
+                return;
+            }
+            continue;
+        }
+        (*it)->panel->sdl_update();
+        ++it;
+    }
+}
+
+int Panel_sdl::setup(void)
+{
+    if (_inited)
+        return 1;
+    _inited = true;
+
+    /// Add default keycode mapping
+    /// M5StackのBtnA～BtnCのエミュレート;
+    addKeyCodeMapping(SDLK_LEFT, 39);
+    addKeyCodeMapping(SDLK_DOWN, 38);
+    addKeyCodeMapping(SDLK_RIGHT, 37);
+    addKeyCodeMapping(SDLK_UP, 36);
+
+    SDL_CreateThread((SDL_ThreadFunction)detectDebugger, "dbg", &_inited);
+
+    _update_in_semaphore = SDL_CreateSemaphore(0);
+    _update_out_semaphore = SDL_CreateSemaphore(0);
+    for (size_t pin = 0; pin < EMULATED_GPIO_MAX; ++pin) {
+        gpio_hi(pin);
+    }
+    /*Initialize the SDL*/
+    SDL_Init(SDL_INIT_VIDEO);
+    SDL_StartTextInput();
+
+    // SDL_SetThreadPriority(SDL_ThreadPriority::SDL_THREAD_PRIORITY_HIGH);
+    return 0;
+}
+
+int Panel_sdl::loop(void)
+{
+    if (!_inited)
+        return 1;
+
+    _event_proc();
+    SDL_SemWaitTimeout(_update_in_semaphore, 1);
+    _update_proc();
+    _event_proc();
+    if (SDL_SemValue(_update_out_semaphore) == 0) {
+        SDL_SemPost(_update_out_semaphore);
+    }
+
+    return _all_close;
+}
+
+int Panel_sdl::close(void)
+{
+    if (!_inited)
+        return 1;
+    _inited = false;
+
+    SDL_StopTextInput();
+    SDL_DestroySemaphore(_update_in_semaphore);
+    SDL_DestroySemaphore(_update_out_semaphore);
+    SDL_Quit();
+    return 0;
+}
+
+int Panel_sdl::main(int (*fn)(bool *), uint32_t msec_step_exec)
+{
+    _msec_step_exec = msec_step_exec;
+
+    /// SDLの準備
+    if (0 != Panel_sdl::setup()) {
+        return 1;
+    }
+
+    /// ユーザコード関数の動作・停止フラグ
+    bool running = true;
+
+    /// ユーザコード関数を起動する
+    auto thread = SDL_CreateThread((SDL_ThreadFunction)fn, "fn", &running);
+
+    /// 全部のウィンドウが閉じられるまでSDLのイベント・描画処理を継続
+    while (0 == Panel_sdl::loop()) {
+    };
+
+    /// ユーザコード関数を終了する
+    running = false;
+    SDL_WaitThread(thread, nullptr);
+
+    /// SDLを終了する
+    return Panel_sdl::close();
+}
+
+void Panel_sdl::setScaling(uint_fast8_t scaling_x, uint_fast8_t scaling_y)
+{
+    monitor.scaling_x = scaling_x;
+    monitor.scaling_y = scaling_y;
+}
+
+void Panel_sdl::setFrameImage(const void *frame_image, int frame_width, int frame_height, int inner_x, int inner_y)
+{
+    monitor.frame_image = frame_image;
+    monitor.frame_width = frame_width;
+    monitor.frame_height = frame_height;
+    monitor.frame_inner_x = inner_x;
+    monitor.frame_inner_y = inner_y;
+}
+
+void Panel_sdl::setFrameRotation(uint_fast16_t frame_rotation)
+{
+    monitor.frame_rotation = frame_rotation;
+    monitor.frame_angle = (monitor.frame_rotation) * 90;
+}
+
+Panel_sdl::~Panel_sdl(void)
+{
+    _list_monitor.remove(&monitor);
+    SDL_DestroyMutex(_sdl_mutex);
+}
+
+Panel_sdl::Panel_sdl(void) : Panel_FrameBufferBase()
+{
+    _sdl_mutex = SDL_CreateMutex();
+    _auto_display = true;
+    monitor.panel = this;
+}
+
+bool Panel_sdl::init(bool use_reset)
+{
+    initFrameBuffer(_cfg.panel_width * 4, _cfg.panel_height);
+    bool res = Panel_FrameBufferBase::init(use_reset);
+
+    _list_monitor.push_back(&monitor);
+
+    return res;
+}
+
+color_depth_t Panel_sdl::setColorDepth(color_depth_t depth)
+{
+    auto bits = depth & color_depth_t::bit_mask;
+    if (bits >= 16) {
+        depth = (bits > 16) ? rgb888_3Byte : rgb565_2Byte;
+    } else {
+        depth = (depth == color_depth_t::grayscale_8bit) ? grayscale_8bit : rgb332_1Byte;
+    }
+    _write_depth = depth;
+    _read_depth = depth;
+
+    return depth;
+}
+
+Panel_sdl::lock_t::lock_t(Panel_sdl *parent) : _parent{parent}
+{
+    SDL_LockMutex(parent->_sdl_mutex);
+};
+
+Panel_sdl::lock_t::~lock_t(void)
+{
+    ++_parent->_modified_counter;
+    SDL_UnlockMutex(_parent->_sdl_mutex);
+    if (SDL_SemValue(_update_in_semaphore) < 2) {
+        SDL_SemPost(_update_in_semaphore);
+        if (!_in_step_exec) {
+            SDL_SemWaitTimeout(_update_out_semaphore, 1);
+        }
+    }
+};
+
+void Panel_sdl::drawPixelPreclipped(uint_fast16_t x, uint_fast16_t y, uint32_t rawcolor)
+{
+    lock_t lock(this);
+    Panel_FrameBufferBase::drawPixelPreclipped(x, y, rawcolor);
+}
+
+void Panel_sdl::writeFillRectPreclipped(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, uint32_t rawcolor)
+{
+    lock_t lock(this);
+    Panel_FrameBufferBase::writeFillRectPreclipped(x, y, w, h, rawcolor);
+}
+
+void Panel_sdl::writeBlock(uint32_t rawcolor, uint32_t length)
+{
+    //    lock_t lock(this);
+    Panel_FrameBufferBase::writeBlock(rawcolor, length);
+}
+
+void Panel_sdl::writeImage(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, pixelcopy_t *param, bool use_dma)
+{
+    lock_t lock(this);
+    Panel_FrameBufferBase::writeImage(x, y, w, h, param, use_dma);
+}
+
+void Panel_sdl::writeImageARGB(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, pixelcopy_t *param)
+{
+    lock_t lock(this);
+    Panel_FrameBufferBase::writeImageARGB(x, y, w, h, param);
+}
+
+void Panel_sdl::writePixels(pixelcopy_t *param, uint32_t len, bool use_dma)
+{
+    lock_t lock(this);
+    Panel_FrameBufferBase::writePixels(param, len, use_dma);
+}
+
+void Panel_sdl::display(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h)
+{
+    (void)x;
+    (void)y;
+    (void)w;
+    (void)h;
+    if (_in_step_exec) {
+        if (_display_counter != _modified_counter) {
+            do {
+                SDL_SemPost(_update_in_semaphore);
+                SDL_SemWaitTimeout(_update_out_semaphore, 1);
+            } while (_display_counter != _modified_counter);
+            SDL_Delay(1);
+        }
+    }
+}
+
+uint_fast8_t Panel_sdl::getTouchRaw(touch_point_t *tp, uint_fast8_t count)
+{
+    (void)count;
+    tp->x = monitor.touch_x;
+    tp->y = monitor.touch_y;
+    tp->size = monitor.touched ? 1 : 0;
+    tp->id = 0;
+    return monitor.touched;
+}
+
+void Panel_sdl::setWindowTitle(const char *title)
+{
+    _window_title = title;
+    if (monitor.window) {
+        SDL_SetWindowTitle(monitor.window, _window_title);
+    }
+}
+
+void Panel_sdl::_update_scaling(monitor_t *mon, float sx, float sy)
+{
+    mon->scaling_x = sx;
+    mon->scaling_y = sy;
+    int nw = mon->frame_width;
+    int nh = mon->frame_height;
+    if (mon->frame_rotation & 1) {
+        std::swap(nw, nh);
+    }
+
+    int x, y, w, h;
+    int rw, rh;
+    SDL_GetRendererOutputSize(mon->renderer, &rw, &rh);
+    SDL_GetWindowSize(mon->window, &w, &h);
+    nw = nw * sx * w / rw;
+    nh = nh * sy * h / rh;
+    SDL_GetWindowPosition(mon->window, &x, &y);
+    SDL_SetWindowSize(mon->window, nw, nh);
+    SDL_SetWindowPosition(mon->window, x + (w - nw) / 2, y + (h - nh) / 2);
+    mon->panel->sdl_invalidate();
+}
+
+void Panel_sdl::sdl_create(monitor_t *m)
+{
+    int flag = SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI;
+#if SDL_FULLSCREEN
+    flag |= SDL_WINDOW_FULLSCREEN;
+#endif
+
+    if (m->frame_width < _cfg.panel_width) {
+        m->frame_width = _cfg.panel_width;
+    }
+    if (m->frame_height < _cfg.panel_height) {
+        m->frame_height = _cfg.panel_height;
+    }
+
+    int window_width = m->frame_width * m->scaling_x;
+    int window_height = m->frame_height * m->scaling_y;
+    int scaling_x = m->scaling_x;
+    int scaling_y = m->scaling_y;
+    if (m->frame_rotation & 1) {
+        std::swap(window_width, window_height);
+        std::swap(scaling_x, scaling_y);
+    }
+
+    {
+        m->window = SDL_CreateWindow(_window_title, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, window_width, window_height,
+                                     flag); /*last param. SDL_WINDOW_BORDERLESS to hide borders*/
+    }
+    m->renderer = SDL_CreateRenderer(m->window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+    m->texture =
+        SDL_CreateTexture(m->renderer, SDL_PIXELFORMAT_RGB24, SDL_TEXTUREACCESS_STREAMING, _cfg.panel_width, _cfg.panel_height);
+    SDL_SetTextureBlendMode(m->texture, SDL_BLENDMODE_NONE);
+
+    if (m->frame_image) {
+        // 枠画像用のサーフェイスを作成
+        auto sf = SDL_CreateRGBSurfaceFrom((void *)m->frame_image, m->frame_width, m->frame_height, 32, m->frame_width * 4,
+                                           0xFF000000, 0xFF0000, 0xFF00, 0xFF);
+        if (sf != nullptr) {
+            // 枠画像からテクスチャを作成
+            m->texture_frameimage = SDL_CreateTextureFromSurface(m->renderer, sf);
+            SDL_FreeSurface(sf);
+        }
+    }
+    SDL_SetTextureBlendMode(m->texture_frameimage, SDL_BLENDMODE_BLEND);
+    _update_scaling(m, scaling_x, scaling_y);
+}
+
+void Panel_sdl::sdl_update(void)
+{
+    if (monitor.renderer == nullptr) {
+        sdl_create(&monitor);
+    }
+
+    bool step_exec = _in_step_exec;
+
+    if (_texupdate_counter != _modified_counter) {
+        pixelcopy_t pc(nullptr, color_depth_t::rgb888_3Byte, _write_depth, false);
+        if (_write_depth == rgb565_2Byte) {
+            pc.fp_copy = pixelcopy_t::copy_rgb_fast<bgr888_t, swap565_t>;
+        } else if (_write_depth == rgb888_3Byte) {
+            pc.fp_copy = pixelcopy_t::copy_rgb_fast<bgr888_t, bgr888_t>;
+        } else if (_write_depth == rgb332_1Byte) {
+            pc.fp_copy = pixelcopy_t::copy_rgb_fast<bgr888_t, rgb332_t>;
+        } else if (_write_depth == grayscale_8bit) {
+            pc.fp_copy = pixelcopy_t::copy_rgb_fast<bgr888_t, grayscale_t>;
+        }
+
+        if (0 == SDL_LockMutex(_sdl_mutex)) {
+            _texupdate_counter = _modified_counter;
+            for (int y = 0; y < _cfg.panel_height; ++y) {
+                pc.src_x32 = 0;
+                pc.src_data = _lines_buffer[y];
+                pc.fp_copy(&_texturebuf[y * _cfg.panel_width], 0, _cfg.panel_width, &pc);
+            }
+            SDL_UnlockMutex(_sdl_mutex);
+            SDL_UpdateTexture(monitor.texture, nullptr, _texturebuf, _cfg.panel_width * sizeof(rgb888_t));
+        }
+    }
+
+    int angle = monitor.frame_angle;
+    int target = (monitor.frame_rotation) * 90;
+    angle = (((target * 4) + (angle * 4) + (angle < target ? 8 : 0)) >> 3);
+
+    if (monitor.frame_angle != angle) { // 表示する向きを変える
+        monitor.frame_angle = angle;
+        sdl_invalidate();
+    } else if (monitor.frame_rotation & ~3u) {
+        monitor.frame_rotation &= 3;
+        monitor.frame_angle = (monitor.frame_rotation) * 90;
+        sdl_invalidate();
+    }
+
+    if (_invalidated || (_display_counter != _texupdate_counter)) {
+        SDL_RendererInfo info;
+        if (0 == SDL_GetRendererInfo(monitor.renderer, &info)) {
+            // ステップ実行中はVSYNCを待機しない
+            if (((bool)(info.flags & SDL_RENDERER_PRESENTVSYNC)) == step_exec) {
+                SDL_RenderSetVSync(monitor.renderer, !step_exec);
+            }
+        }
+        {
+            int red = 0;
+            int green = 0;
+            int blue = 0;
+#if defined(M5GFX_BACK_COLOR)
+            red = ((M5GFX_BACK_COLOR) >> 16) & 0xFF;
+            green = ((M5GFX_BACK_COLOR) >> 8) & 0xFF;
+            blue = ((M5GFX_BACK_COLOR)) & 0xFF;
+#endif
+            SDL_SetRenderDrawColor(monitor.renderer, red, green, blue, 0xFF);
+        }
+        SDL_RenderClear(monitor.renderer);
+        if (_invalidated) {
+            _invalidated = false;
+            int mw, mh;
+            SDL_GetRendererOutputSize(monitor.renderer, &mw, &mh);
+        }
+        render_texture(monitor.texture, monitor.frame_inner_x, monitor.frame_inner_y, _cfg.panel_width, _cfg.panel_height, angle);
+        render_texture(monitor.texture_frameimage, 0, 0, monitor.frame_width, monitor.frame_height, angle);
+        SDL_RenderPresent(monitor.renderer);
+        _display_counter = _texupdate_counter;
+        if (_invalidated) {
+            _invalidated = false;
+            SDL_SetRenderDrawColor(monitor.renderer, 0, 0, 0, 0xFF);
+            SDL_RenderClear(monitor.renderer);
+            render_texture(monitor.texture, monitor.frame_inner_x, monitor.frame_inner_y, _cfg.panel_width, _cfg.panel_height,
+                           angle);
+            render_texture(monitor.texture_frameimage, 0, 0, monitor.frame_width, monitor.frame_height, angle);
+            SDL_RenderPresent(monitor.renderer);
+        }
+    }
+}
+
+void Panel_sdl::render_texture(SDL_Texture *texture, int tx, int ty, int tw, int th, float angle)
+{
+    SDL_Point pivot;
+    pivot.x = (monitor.frame_width / 2.0f - tx) * (float)monitor.scaling_x;
+    pivot.y = (monitor.frame_height / 2.0f - ty) * (float)monitor.scaling_y;
+    SDL_Rect dstrect;
+    dstrect.w = tw * monitor.scaling_x;
+    dstrect.h = th * monitor.scaling_y;
+    int mw, mh;
+    SDL_GetRendererOutputSize(monitor.renderer, &mw, &mh);
+    dstrect.x = mw / 2.0f - pivot.x;
+    dstrect.y = mh / 2.0f - pivot.y;
+    SDL_RenderCopyEx(monitor.renderer, texture, nullptr, &dstrect, angle, &pivot, SDL_RendererFlip::SDL_FLIP_NONE);
+}
+
+bool Panel_sdl::initFrameBuffer(size_t width, size_t height)
+{
+    uint8_t **lineArray = (uint8_t **)heap_alloc_dma(height * sizeof(uint8_t *));
+    if (nullptr == lineArray) {
+        return false;
+    }
+
+    _texturebuf = (rgb888_t *)heap_alloc_dma(width * height * sizeof(rgb888_t));
+
+    /// 8byte alignment;
+    width = (width + 7) & ~7u;
+
+    _lines_buffer = lineArray;
+    memset(lineArray, 0, height * sizeof(uint8_t *));
+
+    uint8_t *framebuffer = (uint8_t *)heap_alloc_dma(width * height + 16);
+
+    auto fb = framebuffer;
+    {
+        for (size_t y = 0; y < height; ++y) {
+            lineArray[y] = fb;
+            fb += width;
+        }
+    }
+    return true;
+}
+
+void Panel_sdl::deinitFrameBuffer(void)
+{
+    auto lines = _lines_buffer;
+    _lines_buffer = nullptr;
+    if (lines != nullptr) {
+        heap_free(lines[0]);
+        heap_free(lines);
+    }
+    if (_texturebuf) {
+        heap_free(_texturebuf);
+        _texturebuf = nullptr;
+    }
+}
+
+//----------------------------------------------------------------------------
+} // namespace v1
+} // namespace lgfx
+
+#endif
diff --git a/src/graphics/Panel_sdl.hpp b/src/graphics/Panel_sdl.hpp
new file mode 100644
index 000000000..802c6c5dc
--- /dev/null
+++ b/src/graphics/Panel_sdl.hpp
@@ -0,0 +1,166 @@
+/*----------------------------------------------------------------------------/
+  Lovyan GFX - Graphics library for embedded devices.
+
+Original Source:
+ https://github.com/lovyan03/LovyanGFX/
+
+Licence:
+ [FreeBSD](https://github.com/lovyan03/LovyanGFX/blob/master/license.txt)
+
+Author:
+ [lovyan03](https://twitter.com/lovyan03)
+
+Contributors:
+ [ciniml](https://github.com/ciniml)
+ [mongonta0716](https://github.com/mongonta0716)
+ [tobozo](https://github.com/tobozo)
+
+Porting for SDL:
+ [imliubo](https://github.com/imliubo)
+/----------------------------------------------------------------------------*/
+#pragma once
+
+#define SDL_MAIN_HANDLED
+// cppcheck-suppress preprocessorErrorDirective
+#if __has_include(<SDL2/SDL.h>)
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_main.h>
+#elif __has_include(<SDL.h>)
+#include <SDL.h>
+#include <SDL_main.h>
+#endif
+
+#if defined(SDL_h_)
+#include "lgfx/v1/Touch.hpp"
+#include "lgfx/v1/misc/range.hpp"
+#include "lgfx/v1/panel/Panel_FrameBufferBase.hpp"
+#include <cstdint>
+
+namespace lgfx
+{
+inline namespace v1
+{
+
+struct Panel_sdl;
+struct monitor_t {
+    SDL_Window *window = nullptr;
+    SDL_Renderer *renderer = nullptr;
+    SDL_Texture *texture = nullptr;
+    SDL_Texture *texture_frameimage = nullptr;
+    Panel_sdl *panel = nullptr;
+
+    // 外枠
+    const void *frame_image = 0;
+    uint_fast16_t frame_width = 0;
+    uint_fast16_t frame_height = 0;
+    uint_fast16_t frame_inner_x = 0;
+    uint_fast16_t frame_inner_y = 0;
+    int_fast16_t frame_rotation = 0;
+    int_fast16_t frame_angle = 0;
+
+    float scaling_x = 1;
+    float scaling_y = 1;
+    int_fast16_t touch_x, touch_y;
+    bool touched = false;
+    bool closing = false;
+};
+//----------------------------------------------------------------------------
+
+struct Touch_sdl : public ITouch {
+    bool init(void) override { return true; }
+    void wakeup(void) override {}
+    void sleep(void) override {}
+    bool isEnable(void) override { return true; };
+    uint_fast8_t getTouchRaw(touch_point_t *tp, uint_fast8_t count) override { return 0; }
+};
+
+//----------------------------------------------------------------------------
+
+struct Panel_sdl : public Panel_FrameBufferBase {
+    static constexpr size_t EMULATED_GPIO_MAX = 128;
+    static volatile uint8_t _gpio_dummy_values[EMULATED_GPIO_MAX];
+
+  public:
+    Panel_sdl(void);
+    virtual ~Panel_sdl(void);
+
+    bool init(bool use_reset) override;
+
+    color_depth_t setColorDepth(color_depth_t depth) override;
+
+    void display(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h) override;
+
+    // void setInvert(bool invert) override {}
+    void drawPixelPreclipped(uint_fast16_t x, uint_fast16_t y, uint32_t rawcolor) override;
+    void writeFillRectPreclipped(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, uint32_t rawcolor) override;
+    void writeBlock(uint32_t rawcolor, uint32_t length) override;
+    void writeImage(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, pixelcopy_t *param,
+                    bool use_dma) override;
+    void writeImageARGB(uint_fast16_t x, uint_fast16_t y, uint_fast16_t w, uint_fast16_t h, pixelcopy_t *param) override;
+    void writePixels(pixelcopy_t *param, uint32_t len, bool use_dma) override;
+
+    uint_fast8_t getTouchRaw(touch_point_t *tp, uint_fast8_t count) override;
+
+    void setWindowTitle(const char *title);
+    void setScaling(uint_fast8_t scaling_x, uint_fast8_t scaling_y);
+    void setFrameImage(const void *frame_image, int frame_width, int frame_height, int inner_x, int inner_y);
+    void setFrameRotation(uint_fast16_t frame_rotaion);
+    void setBrightness(uint8_t brightness) override{};
+
+    static volatile void gpio_hi(uint32_t pin) { _gpio_dummy_values[pin & (EMULATED_GPIO_MAX - 1)] = 1; }
+    static volatile void gpio_lo(uint32_t pin) { _gpio_dummy_values[pin & (EMULATED_GPIO_MAX - 1)] = 0; }
+    static volatile bool gpio_in(uint32_t pin) { return _gpio_dummy_values[pin & (EMULATED_GPIO_MAX - 1)]; }
+
+    static int setup(void);
+    static int loop(void);
+    static int close(void);
+
+    static int main(int (*fn)(bool *), uint32_t msec_step_exec = 512);
+
+    static void setShortcutKeymod(SDL_Keymod keymod) { _keymod = keymod; }
+
+    struct KeyCodeMapping_t {
+        SDL_KeyCode keycode = SDLK_UNKNOWN;
+        uint8_t gpio = 0;
+    };
+    static void addKeyCodeMapping(SDL_KeyCode keyCode, uint8_t gpio);
+    static int getKeyCodeMapping(SDL_KeyCode keyCode);
+
+  protected:
+    const char *_window_title = "LGFX Simulator";
+    SDL_mutex *_sdl_mutex = nullptr;
+
+    void sdl_create(monitor_t *m);
+    void sdl_update(void);
+
+    touch_point_t _touch_point;
+    monitor_t monitor;
+
+    rgb888_t *_texturebuf = nullptr;
+    uint_fast16_t _modified_counter;
+    uint_fast16_t _texupdate_counter;
+    uint_fast16_t _display_counter;
+    bool _invalidated;
+
+    static void _event_proc(void);
+    static void _update_proc(void);
+    static void _update_scaling(monitor_t *m, float sx, float sy);
+    void sdl_invalidate(void) { _invalidated = true; }
+    void render_texture(SDL_Texture *texture, int tx, int ty, int tw, int th, float angle);
+    bool initFrameBuffer(size_t width, size_t height);
+    void deinitFrameBuffer(void);
+
+    static SDL_Keymod _keymod;
+
+    struct lock_t {
+        lock_t(Panel_sdl *parent);
+        ~lock_t();
+
+      protected:
+        Panel_sdl *_parent;
+    };
+};
+//----------------------------------------------------------------------------
+} // namespace v1
+} // namespace lgfx
+#endif
\ No newline at end of file
diff --git a/src/graphics/Screen.cpp b/src/graphics/Screen.cpp
index fb5c291c3..a3f4038b0 100644
--- a/src/graphics/Screen.cpp
+++ b/src/graphics/Screen.cpp
@@ -1503,7 +1503,7 @@ int Screen::handleTextMessage(const meshtastic_MeshPacket *packet)
                 screen->showSimpleBanner(banner, 1500);
                 if (config.device.buzzer_mode != meshtastic_Config_DeviceConfig_BuzzerMode_DIRECT_MSG_ONLY ||
                     (isAlert && moduleConfig.external_notification.alert_bell_buzzer) ||
-                    (!isBroadcast(packet->to) && isToUs(p))) {
+                    (!isBroadcast(packet->to) && isToUs(packet))) {
                     // Beep if not in DIRECT_MSG_ONLY mode or if in DIRECT_MSG_ONLY mode and either
                     // - packet contains an alert and alert bell buzzer is enabled
                     // - packet is a non-broadcast that is addressed to this node
diff --git a/src/graphics/TFTDisplay.cpp b/src/graphics/TFTDisplay.cpp
index 4bc86683a..08a8f8305 100644
--- a/src/graphics/TFTDisplay.cpp
+++ b/src/graphics/TFTDisplay.cpp
@@ -854,10 +854,8 @@ static LGFX *tft = nullptr;
 
 static TFT_eSPI *tft = nullptr; // Invoke library, pins defined in User_Setup.h
 #elif ARCH_PORTDUINO
+#include "Panel_sdl.hpp"
 #include <LovyanGFX.hpp> // Graphics and font library for ST7735 driver chip
-#if defined(LGFX_SDL)
-#include <lgfx/v1/platforms/sdl/Panel_sdl.hpp>
-#endif
 
 class LGFX : public lgfx::LGFX_Device
 {
@@ -886,10 +884,10 @@ class LGFX : public lgfx::LGFX_Device
             _panel_instance = new lgfx::Panel_ILI9488;
         else if (portduino_config.displayPanel == hx8357d)
             _panel_instance = new lgfx::Panel_HX8357D;
-#if defined(LGFX_SDL)
-        else if (portduino_config.displayPanel == x11) {
+#if defined(SDL_h_)
+
+        else if (portduino_config.displayPanel == x11)
             _panel_instance = new lgfx::Panel_sdl;
-        }
 #endif
         else {
             _panel_instance = new lgfx::Panel_NULL;
@@ -902,8 +900,9 @@ class LGFX : public lgfx::LGFX_Device
 
         buscfg.pin_dc = portduino_config.displayDC.pin; // Set SPI DC pin number (-1 = disable)
 
-        _bus_instance.config(buscfg);            // applies the set value to the bus.
-        _panel_instance->setBus(&_bus_instance); // set the bus on the panel.
+        _bus_instance.config(buscfg); // applies the set value to the bus.
+        if (portduino_config.displayPanel != x11)
+            _panel_instance->setBus(&_bus_instance); // set the bus on the panel.
 
         auto cfg = _panel_instance->config(); // Gets a structure for display panel settings.
         LOG_DEBUG("Width: %d, Height: %d", portduino_config.displayWidth, portduino_config.displayHeight);
@@ -951,7 +950,7 @@ class LGFX : public lgfx::LGFX_Device
             _touch_instance->config(touch_cfg);
             _panel_instance->setTouch(_touch_instance);
         }
-#if defined(LGFX_SDL)
+#if defined(SDL_h_)
         if (portduino_config.displayPanel == x11) {
             lgfx::Panel_sdl *sdl_panel_ = (lgfx::Panel_sdl *)_panel_instance;
             sdl_panel_->setup();
@@ -1340,7 +1339,7 @@ void TFTDisplay::display(bool fromBlank)
 
 void TFTDisplay::sdlLoop()
 {
-#if defined(LGFX_SDL)
+#if defined(SDL_h_)
     static int lastPressed = 0;
     static int shuttingDown = false;
     if (portduino_config.displayPanel == x11) {
@@ -1350,27 +1349,26 @@ void TFTDisplay::sdlLoop()
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_SHUTDOWN, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
         }
-
         // debounce
-        if (lastPressed != 0 && !lgfx::v1::gpio_in(lastPressed))
+        if (lastPressed != 0 && !sdl_panel_->gpio_in(lastPressed))
             return;
-        if (!lgfx::v1::gpio_in(37)) {
+        if (!sdl_panel_->gpio_in(37)) {
             lastPressed = 37;
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_RIGHT, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
-        } else if (!lgfx::v1::gpio_in(36)) {
+        } else if (!sdl_panel_->gpio_in(36)) {
             lastPressed = 36;
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_UP, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
-        } else if (!lgfx::v1::gpio_in(38)) {
+        } else if (!sdl_panel_->gpio_in(38)) {
             lastPressed = 38;
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_DOWN, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
-        } else if (!lgfx::v1::gpio_in(39)) {
+        } else if (!sdl_panel_->gpio_in(39)) {
             lastPressed = 39;
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_LEFT, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
-        } else if (!lgfx::v1::gpio_in(SDL_SCANCODE_KP_ENTER)) {
+        } else if (!sdl_panel_->gpio_in(SDL_SCANCODE_KP_ENTER)) {
             lastPressed = SDL_SCANCODE_KP_ENTER;
             InputEvent event = {.inputEvent = (input_broker_event)INPUT_BROKER_SELECT, .kbchar = 0, .touchX = 0, .touchY = 0};
             inputBroker->injectInputEvent(&event);
diff --git a/src/main.cpp b/src/main.cpp
index 3d0a1aa5a..d14c768ec 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1622,10 +1622,12 @@ void loop()
 
     service->loop();
 #if !MESHTASTIC_EXCLUDE_INPUTBROKER && defined(HAS_FREE_RTOS)
-    inputBroker->processInputEventQueue();
+    if (inputBroker)
+        inputBroker->processInputEventQueue();
 #endif
-#if defined(LGFX_SDL)
-    if (screen) {
+#if ARCH_PORTDUINO && HAS_TFT
+    if (screen && portduino_config.displayPanel == x11 &&
+        config.display.displaymode != meshtastic_Config_DisplayConfig_DisplayMode_COLOR) {
         auto dispdev = screen->getDisplayDevice();
         if (dispdev)
             static_cast<TFTDisplay *>(dispdev)->sdlLoop();
diff --git a/src/mesh/LR11x0Interface.h b/src/mesh/LR11x0Interface.h
index 4829ddc1d..840184bbf 100644
--- a/src/mesh/LR11x0Interface.h
+++ b/src/mesh/LR11x0Interface.h
@@ -65,5 +65,7 @@ template <class T> class LR11x0Interface : public RadioLibInterface
     virtual void addReceiveMetadata(meshtastic_MeshPacket *mp) override;
 
     virtual void setStandby() override;
+
+    uint32_t getPacketTime(uint32_t pl, bool received) override { return computePacketTime(lora, pl, received); }
 };
 #endif
\ No newline at end of file
diff --git a/src/mesh/MeshPacketQueue.cpp b/src/mesh/MeshPacketQueue.cpp
index ef5380eb8..cbea85c62 100644
--- a/src/mesh/MeshPacketQueue.cpp
+++ b/src/mesh/MeshPacketQueue.cpp
@@ -65,7 +65,7 @@ void fixPriority(meshtastic_MeshPacket *p)
 }
 
 /** enqueue a packet, return false if full */
-bool MeshPacketQueue::enqueue(meshtastic_MeshPacket *p)
+bool MeshPacketQueue::enqueue(meshtastic_MeshPacket *p, bool *dropped)
 {
     // no space - try to replace a lower priority packet in the queue
     if (queue.size() >= maxLen) {
@@ -73,9 +73,16 @@ bool MeshPacketQueue::enqueue(meshtastic_MeshPacket *p)
         if (!replaced) {
             LOG_WARN("TX queue is full, and there is no lower-priority packet available to evict in favour of 0x%08x", p->id);
         }
+        if (dropped) {
+            *dropped = true;
+        }
         return replaced;
     }
 
+    if (dropped) {
+        *dropped = false;
+    }
+
     // Find the correct position using upper_bound to maintain a stable order
     auto it = std::upper_bound(queue.begin(), queue.end(), p, CompareMeshPacketFunc);
     queue.insert(it, p); // Insert packet at the found position
diff --git a/src/mesh/MeshPacketQueue.h b/src/mesh/MeshPacketQueue.h
index ea52eb5bf..3d3902c1e 100644
--- a/src/mesh/MeshPacketQueue.h
+++ b/src/mesh/MeshPacketQueue.h
@@ -19,8 +19,10 @@ class MeshPacketQueue
   public:
     explicit MeshPacketQueue(size_t _maxLen);
 
-    /** enqueue a packet, return false if full */
-    bool enqueue(meshtastic_MeshPacket *p);
+    /** enqueue a packet, return false if full
+     * @param dropped Optional pointer to a bool that will be set to true if a packet was dropped
+     */
+    bool enqueue(meshtastic_MeshPacket *p, bool *dropped = nullptr);
 
     /** return true if the queue is empty */
     bool empty();
diff --git a/src/mesh/NodeDB.cpp b/src/mesh/NodeDB.cpp
index a43ef17bc..dec8411fe 100644
--- a/src/mesh/NodeDB.cpp
+++ b/src/mesh/NodeDB.cpp
@@ -56,10 +56,6 @@
 #include <WiFiOTA.h>
 #endif
 
-// stringify
-#define xstr(s) str(s)
-#define str(s) #s
-
 NodeDB *nodeDB = nullptr;
 
 // we have plenty of ram so statically alloc this tempbuf (for now)
@@ -260,6 +256,8 @@ NodeDB::NodeDB()
     owner.role = config.device.role;
     // Ensure macaddr is set to our macaddr as it will be copied in our info below
     memcpy(owner.macaddr, ourMacAddr, sizeof(owner.macaddr));
+    // Ensure owner.id is always derived from the node number
+    snprintf(owner.id, sizeof(owner.id), "!%08x", getNodeNum());
 
     if (!config.has_security) {
         config.has_security = true;
@@ -1695,6 +1693,9 @@ bool NodeDB::updateUser(uint32_t nodeId, meshtastic_User &p, uint8_t channelInde
     }
 #endif
 
+    // Always ensure user.id is derived from nodeId, regardless of what was received
+    snprintf(p.id, sizeof(p.id), "!%08x", nodeId);
+
     // Both of info->user and p start as filled with zero so I think this is okay
     auto lite = TypeConversions::ConvertToUserLite(p);
     bool changed = memcmp(&info->user, &lite, sizeof(info->user)) || (info->channel != channelIndex);
@@ -1873,6 +1874,13 @@ uint8_t NodeDB::getMeshNodeChannel(NodeNum n)
     return info->channel;
 }
 
+std::string NodeDB::getNodeId() const
+{
+    char nodeId[16];
+    snprintf(nodeId, sizeof(nodeId), "!%08x", myNodeInfo.my_node_num);
+    return std::string(nodeId);
+}
+
 /// Find a node in our DB, return null for missing
 /// NOTE: This function might be called from an ISR
 meshtastic_NodeInfoLite *NodeDB::getMeshNode(NodeNum n)
diff --git a/src/mesh/NodeDB.h b/src/mesh/NodeDB.h
index f73f64f92..e8724f2c9 100644
--- a/src/mesh/NodeDB.h
+++ b/src/mesh/NodeDB.h
@@ -5,6 +5,7 @@
 #include <algorithm>
 #include <assert.h>
 #include <pb_encode.h>
+#include <string>
 #include <vector>
 
 #include "MeshTypes.h"
@@ -203,6 +204,9 @@ class NodeDB
     /// @return our node number
     NodeNum getNodeNum() { return myNodeInfo.my_node_num; }
 
+    /// @return our node ID as a string in the format "!xxxxxxxx"
+    std::string getNodeId() const;
+
     // @return last byte of a NodeNum, 0xFF if it ended at 0x00
     uint8_t getLastByteOfNodeNum(NodeNum num) { return (uint8_t)((num & 0xFF) ? (num & 0xFF) : 0xFF); }
 
diff --git a/src/mesh/PhoneAPI.cpp b/src/mesh/PhoneAPI.cpp
index 07f314415..210e0ba06 100644
--- a/src/mesh/PhoneAPI.cpp
+++ b/src/mesh/PhoneAPI.cpp
@@ -433,6 +433,8 @@ size_t PhoneAPI::getFromRadio(uint8_t *buf)
     case STATE_SEND_OTHER_NODEINFOS: {
         LOG_DEBUG("Send known nodes");
         if (nodeInfoForPhone.num != 0) {
+            // Just in case we stored a different user.id in the past, but should never happen going forward
+            sprintf(nodeInfoForPhone.user.id, "!%08x", nodeInfoForPhone.num);
             LOG_INFO("nodeinfo: num=0x%x, lastseen=%u, id=%s, name=%s", nodeInfoForPhone.num, nodeInfoForPhone.last_heard,
                      nodeInfoForPhone.user.id, nodeInfoForPhone.user.long_name);
             fromRadioScratch.which_payload_variant = meshtastic_FromRadio_node_info_tag;
diff --git a/src/mesh/RF95Interface.h b/src/mesh/RF95Interface.h
index 327e57900..ffd8ae008 100644
--- a/src/mesh/RF95Interface.h
+++ b/src/mesh/RF95Interface.h
@@ -65,8 +65,10 @@ class RF95Interface : public RadioLibInterface
      */
     virtual void configHardwareForSend() override;
 
+    uint32_t getPacketTime(uint32_t pl, bool received) override { return computePacketTime(*lora, pl, received); }
+
   private:
     /** Some boards require GPIO control of tx vs rx paths */
     void setTransmitEnable(bool txon);
 };
-#endif
\ No newline at end of file
+#endif
diff --git a/src/mesh/RadioInterface.cpp b/src/mesh/RadioInterface.cpp
index 29f91060c..88218e406 100644
--- a/src/mesh/RadioInterface.cpp
+++ b/src/mesh/RadioInterface.cpp
@@ -230,33 +230,7 @@ The band is from 902 to 928 MHz. It mentions channel number and its respective c
 separated by 2.16 MHz with respect to the adjacent channels. Channel zero starts at 903.08 MHz center frequency.
 */
 
-/**
- * Calculate airtime per
- * https://www.rs-online.com/designspark/rel-assets/ds-assets/uploads/knowledge-items/application-notes-for-the-internet-of-things/LoRa%20Design%20Guide.pdf
- * section 4
- *
- * @return num msecs for the packet
- */
-uint32_t RadioInterface::getPacketTime(uint32_t pl)
-{
-    float bandwidthHz = bw * 1000.0f;
-    bool headDisable = false; // we currently always use the header
-    float tSym = (1 << sf) / bandwidthHz;
-
-    bool lowDataOptEn = tSym > 16e-3 ? true : false; // Needed if symbol time is >16ms
-
-    float tPreamble = (preambleLength + 4.25f) * tSym;
-    float numPayloadSym =
-        8 + max(ceilf(((8.0f * pl - 4 * sf + 28 + 16 - 20 * headDisable) / (4 * (sf - 2 * lowDataOptEn))) * cr), 0.0f);
-    float tPayload = numPayloadSym * tSym;
-    float tPacket = tPreamble + tPayload;
-
-    uint32_t msecs = tPacket * 1000;
-
-    return msecs;
-}
-
-uint32_t RadioInterface::getPacketTime(const meshtastic_MeshPacket *p)
+uint32_t RadioInterface::getPacketTime(const meshtastic_MeshPacket *p, bool received)
 {
     uint32_t pl = 0;
     if (p->which_payload_variant == meshtastic_MeshPacket_encrypted_tag) {
@@ -265,7 +239,7 @@ uint32_t RadioInterface::getPacketTime(const meshtastic_MeshPacket *p)
         size_t numbytes = pb_encode_to_bytes(bytes, sizeof(bytes), &meshtastic_Data_msg, &p->decoded);
         pl = numbytes + sizeof(PacketHeader);
     }
-    return getPacketTime(pl);
+    return getPacketTime(pl, received);
 }
 
 /** The delay to use for retransmitting dropped packets */
@@ -624,8 +598,7 @@ void RadioInterface::applyModemConfig()
     saveFreq(freq + loraConfig.frequency_offset);
 
     slotTimeMsec = computeSlotTimeMsec();
-    preambleTimeMsec = getPacketTime((uint32_t)0);
-    maxPacketTimeMsec = getPacketTime(meshtastic_Constants_DATA_PAYLOAD_LEN + sizeof(PacketHeader));
+    preambleTimeMsec = preambleLength * (pow_of_2(sf) / bw);
 
     LOG_INFO("Radio freq=%.3f, config.lora.frequency_offset=%.3f", freq, loraConfig.frequency_offset);
     LOG_INFO("Set radio: region=%s, name=%s, config=%u, ch=%d, power=%d", myRegion->name, channelName, loraConfig.modem_preset,
@@ -635,7 +608,7 @@ void RadioInterface::applyModemConfig()
     LOG_INFO("numChannels: %d x %.3fkHz", numChannels, bw);
     LOG_INFO("channel_num: %d", channel_num + 1);
     LOG_INFO("frequency: %f", getFreq());
-    LOG_INFO("Slot time: %u msec", slotTimeMsec);
+    LOG_INFO("Slot time: %u msec, preamble time: %u msec", slotTimeMsec, preambleTimeMsec);
 }
 
 /** Slottime is the time to detect a transmission has started, consisting of:
diff --git a/src/mesh/RadioInterface.h b/src/mesh/RadioInterface.h
index 0c5b6cd1a..6049a11cc 100644
--- a/src/mesh/RadioInterface.h
+++ b/src/mesh/RadioInterface.h
@@ -87,9 +87,8 @@ class RadioInterface
     const uint8_t NUM_SYM_CAD = 2;       // Number of symbols used for CAD, 2 is the default since RadioLib 6.3.0 as per AN1200.48
     const uint8_t NUM_SYM_CAD_24GHZ = 4; // Number of symbols used for CAD in 2.4 GHz, 4 is recommended in AN1200.22 of SX1280
     uint32_t slotTimeMsec = computeSlotTimeMsec();
-    uint16_t preambleLength = 16;      // 8 is default, but we use longer to increase the amount of sleep time when receiving
-    uint32_t preambleTimeMsec = 165;   // calculated on startup, this is the default for LongFast
-    uint32_t maxPacketTimeMsec = 3246; // calculated on startup, this is the default for LongFast
+    uint16_t preambleLength = 16;    // 8 is default, but we use longer to increase the amount of sleep time when receiving
+    uint32_t preambleTimeMsec = 165; // calculated on startup, this is the default for LongFast
     const uint32_t PROCESSING_TIME_MSEC =
         4500;                // time to construct, process and construct a packet again (empirically determined)
     const uint8_t CWmin = 3; // minimum CWsize
@@ -202,8 +201,8 @@ class RadioInterface
      *
      * @return num msecs for the packet
      */
-    uint32_t getPacketTime(const meshtastic_MeshPacket *p);
-    uint32_t getPacketTime(uint32_t totalPacketLen);
+    uint32_t getPacketTime(const meshtastic_MeshPacket *p, bool received = false);
+    virtual uint32_t getPacketTime(uint32_t totalPacketLen, bool received = false) = 0;
 
     /**
      * Get the channel we saved.
diff --git a/src/mesh/RadioLibInterface.cpp b/src/mesh/RadioLibInterface.cpp
index 3717e8780..2567d9e7f 100644
--- a/src/mesh/RadioLibInterface.cpp
+++ b/src/mesh/RadioLibInterface.cpp
@@ -116,16 +116,21 @@ bool RadioLibInterface::receiveDetected(uint16_t irq, ulong syncWordHeaderValidF
     if (detected) {
         if (!activeReceiveStart) {
             activeReceiveStart = millis();
-        } else if (!Throttle::isWithinTimespanMs(activeReceiveStart, 2 * preambleTimeMsec) && !(irq & syncWordHeaderValidFlag)) {
-            // The HEADER_VALID flag should be set by now if it was really a packet, so ignore PREAMBLE_DETECTED flag
-            activeReceiveStart = 0;
-            LOG_DEBUG("Ignore false preamble detection");
-            return false;
-        } else if (!Throttle::isWithinTimespanMs(activeReceiveStart, maxPacketTimeMsec)) {
-            // We should have gotten an RX_DONE IRQ by now if it was really a packet, so ignore HEADER_VALID flag
-            activeReceiveStart = 0;
-            LOG_DEBUG("Ignore false header detection");
-            return false;
+        } else if (!Throttle::isWithinTimespanMs(activeReceiveStart, 2 * preambleTimeMsec)) {
+            if (!(irq & syncWordHeaderValidFlag)) {
+                // The HEADER_VALID flag should be set by now if it was really a packet, so ignore PREAMBLE_DETECTED flag
+                activeReceiveStart = 0;
+                LOG_DEBUG("Ignore false preamble detection");
+                return false;
+            } else {
+                uint32_t maxPacketTimeMsec = getPacketTime(meshtastic_Constants_DATA_PAYLOAD_LEN + sizeof(PacketHeader));
+                if (!Throttle::isWithinTimespanMs(activeReceiveStart, maxPacketTimeMsec)) {
+                    // We should have gotten an RX_DONE IRQ by now if it was really a packet, so ignore HEADER_VALID flag
+                    activeReceiveStart = 0;
+                    LOG_DEBUG("Ignore false header detection");
+                    return false;
+                }
+            }
         }
     }
     return detected;
@@ -172,7 +177,12 @@ ErrorCode RadioLibInterface::send(meshtastic_MeshPacket *p)
     printPacket("enqueue for send", p);
 
     LOG_DEBUG("txGood=%d,txRelay=%d,rxGood=%d,rxBad=%d", txGood, txRelay, rxGood, rxBad);
-    ErrorCode res = txQueue.enqueue(p) ? ERRNO_OK : ERRNO_UNKNOWN;
+    bool dropped = false;
+    ErrorCode res = txQueue.enqueue(p, &dropped) ? ERRNO_OK : ERRNO_UNKNOWN;
+
+    if (dropped) {
+        txDrop++;
+    }
 
     if (res != ERRNO_OK) { // we weren't able to queue it, so we must drop it to prevent leaks
         packetPool.release(p);
@@ -354,11 +364,15 @@ void RadioLibInterface::clampToLateRebroadcastWindow(NodeNum from, PacketId id)
     meshtastic_MeshPacket *p = txQueue.remove(from, id, true, false);
     if (p) {
         p->tx_after = millis() + getTxDelayMsecWeightedWorst(p->rx_snr);
-        if (txQueue.enqueue(p)) {
+        bool dropped = false;
+        if (txQueue.enqueue(p, &dropped)) {
             LOG_DEBUG("Move existing queued packet to the late rebroadcast window %dms from now", p->tx_after - millis());
         } else {
             packetPool.release(p);
         }
+        if (dropped) {
+            txDrop++;
+        }
     }
 }
 
@@ -411,8 +425,6 @@ void RadioLibInterface::completeSending()
 
 void RadioLibInterface::handleReceiveInterrupt()
 {
-    uint32_t xmitMsec;
-
     // when this is called, we should be in receive mode - if we are not, just jump out instead of bombing. Possible Race
     // Condition?
     if (!isReceiving) {
@@ -425,12 +437,12 @@ void RadioLibInterface::handleReceiveInterrupt()
     // read the number of actually received bytes
     size_t length = iface->getPacketLength();
 
-    xmitMsec = getPacketTime(length);
+    uint32_t rxMsec = getPacketTime(length, true);
 
 #ifndef DISABLE_WELCOME_UNSET
     if (config.lora.region == meshtastic_Config_LoRaConfig_RegionCode_UNSET) {
         LOG_WARN("lora rx disabled: Region unset");
-        airTime->logAirtime(RX_ALL_LOG, xmitMsec);
+        airTime->logAirtime(RX_ALL_LOG, rxMsec);
         return;
     }
 #endif
@@ -446,7 +458,7 @@ void RadioLibInterface::handleReceiveInterrupt()
                   radioBuffer.header.to, radioBuffer.header.from, radioBuffer.header.flags);
         rxBad++;
 
-        airTime->logAirtime(RX_ALL_LOG, xmitMsec);
+        airTime->logAirtime(RX_ALL_LOG, rxMsec);
 
     } else {
         // Skip the 4 headers that are at the beginning of the rxBuf
@@ -456,7 +468,7 @@ void RadioLibInterface::handleReceiveInterrupt()
         if (payloadLen < 0) {
             LOG_WARN("Ignore received packet too short");
             rxBad++;
-            airTime->logAirtime(RX_ALL_LOG, xmitMsec);
+            airTime->logAirtime(RX_ALL_LOG, rxMsec);
         } else {
             rxGood++;
             // altered packet with "from == 0" can do Remote Node Administration without permission
@@ -494,7 +506,7 @@ void RadioLibInterface::handleReceiveInterrupt()
 
             printPacket("Lora RX", mp);
 
-            airTime->logAirtime(RX_LOG, xmitMsec);
+            airTime->logAirtime(RX_LOG, rxMsec);
 
             deliverToReceiver(mp);
         }
diff --git a/src/mesh/RadioLibInterface.h b/src/mesh/RadioLibInterface.h
index 3444b1a2c..833c88710 100644
--- a/src/mesh/RadioLibInterface.h
+++ b/src/mesh/RadioLibInterface.h
@@ -61,6 +61,17 @@ class RadioLibInterface : public RadioInterface, protected concurrency::Notified
     MeshPacketQueue txQueue = MeshPacketQueue(MAX_TX_QUEUE);
 
   protected:
+    ModemType_t modemType = RADIOLIB_MODEM_LORA;
+    DataRate_t getDataRate() const { return {.lora = {.spreadingFactor = sf, .bandwidth = bw, .codingRate = cr}}; }
+    PacketConfig_t getPacketConfig() const
+    {
+        return {.lora = {.preambleLength = preambleLength,
+                         .implicitHeader = false,
+                         .crcEnabled = true,
+                         // We use auto LDRO, meaning it is enabled if the symbol time is >= 16msec
+                         .ldrOptimize = (1 << sf) / bw >= 16}};
+    }
+
     /**
      * We use a meshtastic sync word, but hashed with the Channel name.  For releases before 1.2 we used 0x12 (or for very old
      * loads 0x14) Note: do not use 0x34 - that is reserved for lorawan
@@ -105,6 +116,7 @@ class RadioLibInterface : public RadioInterface, protected concurrency::Notified
      * Debugging counts
      */
     uint32_t rxBad = 0, rxGood = 0, txGood = 0, txRelay = 0;
+    uint16_t txDrop = 0;
 
   public:
     RadioLibInterface(LockingArduinoHal *hal, RADIOLIB_PIN_TYPE cs, RADIOLIB_PIN_TYPE irq, RADIOLIB_PIN_TYPE rst,
@@ -209,6 +221,36 @@ class RadioLibInterface : public RadioInterface, protected concurrency::Notified
      */
     virtual void setStandby();
 
+    /**
+     * Derive packet time either for a received (using header info) or a transmitted packet
+     */
+    template <typename T> uint32_t computePacketTime(T &lora, uint32_t pl, bool received)
+    {
+        if (received) {
+            // First get the actual coding rate and CRC status from the received packet
+            uint8_t rxCR;
+            bool hasCRC;
+            lora.getLoRaRxHeaderInfo(&rxCR, &hasCRC);
+            // Go from raw header value to denominator
+            if (rxCR < 5) {
+                rxCR += 4;
+            } else if (rxCR == 7) {
+                rxCR = 8;
+            }
+
+            // Received packet configuration must be the same as configured, except for coding rate and CRC
+            DataRate_t dr = getDataRate();
+            dr.lora.codingRate = rxCR;
+
+            PacketConfig_t pc = getPacketConfig();
+            pc.lora.crcEnabled = hasCRC;
+
+            return lora.calculateTimeOnAir(modemType, dr, pc, pl) / 1000;
+        }
+
+        return lora.getTimeOnAir(pl) / 1000;
+    }
+
     const char *radioLibErr = "RadioLib err=";
 
     /**
diff --git a/src/mesh/ReliableRouter.cpp b/src/mesh/ReliableRouter.cpp
index b31c352fe..00066a7a3 100644
--- a/src/mesh/ReliableRouter.cpp
+++ b/src/mesh/ReliableRouter.cpp
@@ -76,7 +76,7 @@ bool ReliableRouter::shouldFilterReceived(const meshtastic_MeshPacket *p)
        If we don't add this, we will likely retransmit too early.
     */
     for (auto i = pending.begin(); i != pending.end(); i++) {
-        i->second.nextTxMsec += iface->getPacketTime(p);
+        i->second.nextTxMsec += iface->getPacketTime(p, true);
     }
 
     return isBroadcast(p->to) ? FloodingRouter::shouldFilterReceived(p) : NextHopRouter::shouldFilterReceived(p);
diff --git a/src/mesh/SX126xInterface.h b/src/mesh/SX126xInterface.h
index dc7024daa..b8f16ac6d 100644
--- a/src/mesh/SX126xInterface.h
+++ b/src/mesh/SX126xInterface.h
@@ -72,6 +72,8 @@ template <class T> class SX126xInterface : public RadioLibInterface
 
     virtual void setStandby() override;
 
+    uint32_t getPacketTime(uint32_t pl, bool received) override { return computePacketTime(lora, pl, received); }
+
   private:
     /** Some boards require GPIO control of tx vs rx paths */
     void setTransmitEnable(bool txon);
diff --git a/src/mesh/SX128xInterface.h b/src/mesh/SX128xInterface.h
index bba31dab4..acdcbbb27 100644
--- a/src/mesh/SX128xInterface.h
+++ b/src/mesh/SX128xInterface.h
@@ -67,4 +67,6 @@ template <class T> class SX128xInterface : public RadioLibInterface
     virtual void addReceiveMetadata(meshtastic_MeshPacket *mp) override;
 
     virtual void setStandby() override;
+
+    uint32_t getPacketTime(uint32_t pl, bool received) override { return computePacketTime(lora, pl, received); }
 };
diff --git a/src/mesh/generated/meshtastic/telemetry.pb.h b/src/mesh/generated/meshtastic/telemetry.pb.h
index 9af095e78..a8ca96e95 100644
--- a/src/mesh/generated/meshtastic/telemetry.pb.h
+++ b/src/mesh/generated/meshtastic/telemetry.pb.h
@@ -357,6 +357,8 @@ typedef struct _meshtastic_LocalStats {
     uint32_t heap_total_bytes;
     /* Number of bytes free in the heap */
     uint32_t heap_free_bytes;
+    /* Number of packets that were dropped because the transmit queue was full. */
+    uint16_t num_tx_dropped;
 } meshtastic_LocalStats;
 
 /* Health telemetry metrics */
@@ -454,7 +456,7 @@ extern "C" {
 #define meshtastic_EnvironmentMetrics_init_default {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_PowerMetrics_init_default     {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_AirQualityMetrics_init_default {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
-#define meshtastic_LocalStats_init_default       {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+#define meshtastic_LocalStats_init_default       {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 #define meshtastic_HealthMetrics_init_default    {false, 0, false, 0, false, 0}
 #define meshtastic_HostMetrics_init_default      {0, 0, 0, false, 0, false, 0, 0, 0, 0, false, ""}
 #define meshtastic_Telemetry_init_default        {0, 0, {meshtastic_DeviceMetrics_init_default}}
@@ -463,7 +465,7 @@ extern "C" {
 #define meshtastic_EnvironmentMetrics_init_zero  {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_PowerMetrics_init_zero        {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
 #define meshtastic_AirQualityMetrics_init_zero   {false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0, false, 0}
-#define meshtastic_LocalStats_init_zero          {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+#define meshtastic_LocalStats_init_zero          {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 #define meshtastic_HealthMetrics_init_zero       {false, 0, false, 0, false, 0}
 #define meshtastic_HostMetrics_init_zero         {0, 0, 0, false, 0, false, 0, 0, 0, 0, false, ""}
 #define meshtastic_Telemetry_init_zero           {0, 0, {meshtastic_DeviceMetrics_init_zero}}
@@ -551,6 +553,7 @@ extern "C" {
 #define meshtastic_LocalStats_num_tx_relay_canceled_tag 11
 #define meshtastic_LocalStats_heap_total_bytes_tag 12
 #define meshtastic_LocalStats_heap_free_bytes_tag 13
+#define meshtastic_LocalStats_num_tx_dropped_tag 14
 #define meshtastic_HealthMetrics_heart_bpm_tag   1
 #define meshtastic_HealthMetrics_spO2_tag        2
 #define meshtastic_HealthMetrics_temperature_tag 3
@@ -672,7 +675,8 @@ X(a, STATIC,   SINGULAR, UINT32,   num_rx_dupe,       9) \
 X(a, STATIC,   SINGULAR, UINT32,   num_tx_relay,     10) \
 X(a, STATIC,   SINGULAR, UINT32,   num_tx_relay_canceled,  11) \
 X(a, STATIC,   SINGULAR, UINT32,   heap_total_bytes,  12) \
-X(a, STATIC,   SINGULAR, UINT32,   heap_free_bytes,  13)
+X(a, STATIC,   SINGULAR, UINT32,   heap_free_bytes,  13) \
+X(a, STATIC,   SINGULAR, UINT32,   num_tx_dropped,   14)
 #define meshtastic_LocalStats_CALLBACK NULL
 #define meshtastic_LocalStats_DEFAULT NULL
 
@@ -749,7 +753,7 @@ extern const pb_msgdesc_t meshtastic_Nau7802Config_msg;
 #define meshtastic_EnvironmentMetrics_size       113
 #define meshtastic_HealthMetrics_size            11
 #define meshtastic_HostMetrics_size              264
-#define meshtastic_LocalStats_size               72
+#define meshtastic_LocalStats_size               76
 #define meshtastic_Nau7802Config_size            16
 #define meshtastic_PowerMetrics_size             81
 #define meshtastic_Telemetry_size                272
diff --git a/src/mesh/wifi/WiFiAPClient.cpp b/src/mesh/wifi/WiFiAPClient.cpp
index 1133ad424..7d210dd33 100644
--- a/src/mesh/wifi/WiFiAPClient.cpp
+++ b/src/mesh/wifi/WiFiAPClient.cpp
@@ -94,11 +94,11 @@ static void onNetworkConnected()
 // ESPmDNS (ESP32) and SimpleMDNS (RP2040) have slightly different APIs for adding TXT records
 #ifdef ARCH_ESP32
             MDNS.addServiceTxt("meshtastic", "tcp", "shortname", String(owner.short_name));
-            MDNS.addServiceTxt("meshtastic", "tcp", "id", String(owner.id));
+            MDNS.addServiceTxt("meshtastic", "tcp", "id", String(nodeDB->getNodeId().c_str()));
             // ESP32 prints obtained IP address in WiFiEvent
 #elif defined(ARCH_RP2040)
             MDNS.addServiceTxt("meshtastic", "shortname", owner.short_name);
-            MDNS.addServiceTxt("meshtastic", "id", owner.id);
+            MDNS.addServiceTxt("meshtastic", "id", nodeDB->getNodeId().c_str());
             LOG_INFO("Obtained IP address: %s", WiFi.localIP().toString().c_str());
 #endif
         }
diff --git a/src/modules/AdminModule.cpp b/src/modules/AdminModule.cpp
index 353db1a11..d300ff53b 100644
--- a/src/modules/AdminModule.cpp
+++ b/src/modules/AdminModule.cpp
@@ -554,10 +554,8 @@ void AdminModule::handleSetOwner(const meshtastic_User &o)
         changed |= strcmp(owner.short_name, o.short_name);
         strncpy(owner.short_name, o.short_name, sizeof(owner.short_name));
     }
-    if (*o.id) {
-        changed |= strcmp(owner.id, o.id);
-        strncpy(owner.id, o.id, sizeof(owner.id));
-    }
+    snprintf(owner.id, sizeof(owner.id), "!%08x", nodeDB->getNodeNum());
+
     if (owner.is_licensed != o.is_licensed) {
         changed = 1;
         owner.is_licensed = o.is_licensed;
diff --git a/src/modules/NodeInfoModule.cpp b/src/modules/NodeInfoModule.cpp
index 2c3c274d2..aaab019d6 100644
--- a/src/modules/NodeInfoModule.cpp
+++ b/src/modules/NodeInfoModule.cpp
@@ -30,14 +30,32 @@ bool NodeInfoModule::handleReceivedProtobuf(const meshtastic_MeshPacket &mp, mes
 
     bool wasBroadcast = isBroadcast(mp.to);
 
+    // LOG_DEBUG("did encode");
     // if user has changed while packet was not for us, inform phone
-    if (hasChanged && !wasBroadcast && !isToUs(&mp))
-        service->sendToPhone(packetPool.allocCopy(mp));
+    if (hasChanged && !wasBroadcast && !isToUs(&mp)) {
+        auto packetCopy = packetPool.allocCopy(mp); // Keep a copy of the packet for later analysis
+
+        // Re-encode the user protobuf, as we have stripped out the user.id
+        packetCopy->decoded.payload.size = pb_encode_to_bytes(
+            packetCopy->decoded.payload.bytes, sizeof(packetCopy->decoded.payload.bytes), &meshtastic_User_msg, &p);
+
+        service->sendToPhone(packetCopy);
+    }
 
     // LOG_DEBUG("did handleReceived");
     return false; // Let others look at this message also if they want
 }
 
+void NodeInfoModule::alterReceivedProtobuf(meshtastic_MeshPacket &mp, meshtastic_User *p)
+{
+    // Coerce user.id to be derived from the node number
+    snprintf(p->id, sizeof(p->id), "!%08x", getFrom(&mp));
+
+    // Re-encode the altered protobuf back into the packet
+    mp.decoded.payload.size =
+        pb_encode_to_bytes(mp.decoded.payload.bytes, sizeof(mp.decoded.payload.bytes), &meshtastic_User_msg, p);
+}
+
 void NodeInfoModule::sendOurNodeInfo(NodeNum dest, bool wantReplies, uint8_t channel, bool _shorterTimeout)
 {
     // cancel any not yet sent (now stale) position packets
@@ -95,6 +113,12 @@ meshtastic_MeshPacket *NodeInfoModule::allocReply()
             u.public_key.size = 0;
         }
 
+        // FIXME: Clear the user.id field since it should be derived from node number on the receiving end
+        // u.id[0] = '\0';
+
+        // Ensure our user.id is derived correctly
+        strcpy(u.id, nodeDB->getNodeId().c_str());
+
         LOG_INFO("Send owner %s/%s/%s", u.id, u.long_name, u.short_name);
         lastSentToMesh = millis();
         return allocDataProtobuf(u);
diff --git a/src/modules/NodeInfoModule.h b/src/modules/NodeInfoModule.h
index c1fb9ccce..572b81700 100644
--- a/src/modules/NodeInfoModule.h
+++ b/src/modules/NodeInfoModule.h
@@ -30,6 +30,9 @@ class NodeInfoModule : public ProtobufModule<meshtastic_User>, private concurren
     */
     virtual bool handleReceivedProtobuf(const meshtastic_MeshPacket &mp, meshtastic_User *p) override;
 
+    /** Called to alter received User protobuf */
+    virtual void alterReceivedProtobuf(meshtastic_MeshPacket &mp, meshtastic_User *p) override;
+
     /** Messages can be received that have the want_response bit set.  If set, this callback will be invoked
      * so that subclasses can (optionally) send a response back to the original sender.  */
     virtual meshtastic_MeshPacket *allocReply() override;
diff --git a/src/modules/SerialModule.cpp b/src/modules/SerialModule.cpp
index 7485f1c2d..a9ec8f6a8 100644
--- a/src/modules/SerialModule.cpp
+++ b/src/modules/SerialModule.cpp
@@ -67,7 +67,7 @@ SerialModuleRadio *serialModuleRadio;
     defined(ELECROW_ThinkNode_M5) || defined(HELTEC_MESH_SOLAR) || defined(T_ECHO_LITE)
 SerialModule::SerialModule() : StreamAPI(&Serial), concurrency::OSThread("Serial") {}
 static Print *serialPrint = &Serial;
-#elif defined(CONFIG_IDF_TARGET_ESP32C6) || defined(RAK3172)
+#elif defined(CONFIG_IDF_TARGET_ESP32C6) || defined(RAK3172) || defined(EBYTE_E77_MBL)
 SerialModule::SerialModule() : StreamAPI(&Serial1), concurrency::OSThread("Serial") {}
 static Print *serialPrint = &Serial1;
 #else
diff --git a/src/modules/Telemetry/DeviceTelemetry.cpp b/src/modules/Telemetry/DeviceTelemetry.cpp
index ad148b759..7e3018564 100644
--- a/src/modules/Telemetry/DeviceTelemetry.cpp
+++ b/src/modules/Telemetry/DeviceTelemetry.cpp
@@ -121,6 +121,7 @@ meshtastic_Telemetry DeviceTelemetryModule::getLocalStatsTelemetry()
         telemetry.variant.local_stats.num_packets_rx = RadioLibInterface::instance->rxGood + RadioLibInterface::instance->rxBad;
         telemetry.variant.local_stats.num_packets_rx_bad = RadioLibInterface::instance->rxBad;
         telemetry.variant.local_stats.num_tx_relay = RadioLibInterface::instance->txRelay;
+        telemetry.variant.local_stats.num_tx_dropped = RadioLibInterface::instance->txDrop;
     }
 #ifdef ARCH_PORTDUINO
     if (SimRadio::instance) {
@@ -128,6 +129,7 @@ meshtastic_Telemetry DeviceTelemetryModule::getLocalStatsTelemetry()
         telemetry.variant.local_stats.num_packets_rx = SimRadio::instance->rxGood + SimRadio::instance->rxBad;
         telemetry.variant.local_stats.num_packets_rx_bad = SimRadio::instance->rxBad;
         telemetry.variant.local_stats.num_tx_relay = SimRadio::instance->txRelay;
+        telemetry.variant.local_stats.num_tx_dropped = SimRadio::instance->txDrop;
     }
 #else
     telemetry.variant.local_stats.heap_total_bytes = memGet.getHeapSize();
diff --git a/src/mqtt/MQTT.cpp b/src/mqtt/MQTT.cpp
index 7f7a9d511..8ce352f14 100644
--- a/src/mqtt/MQTT.cpp
+++ b/src/mqtt/MQTT.cpp
@@ -60,7 +60,9 @@ inline void onReceiveProto(char *topic, byte *payload, size_t length)
         return;
     }
     const meshtastic_Channel &ch = channels.getByName(e.channel_id);
-    if (strcmp(e.gateway_id, owner.id) == 0) {
+    // Generate node ID from nodenum for comparison
+    std::string nodeId = nodeDB->getNodeId();
+    if (strcmp(e.gateway_id, nodeId.c_str()) == 0) {
         // Generate an implicit ACK towards ourselves (handled and processed only locally!) for this message.
         // We do this because packets are not rebroadcasted back into MQTT anymore and we assume that at least one node
         // receives it when we get our own packet back. Then we'll stop our retransmissions.
@@ -128,8 +130,10 @@ inline void onReceiveProto(char *topic, byte *payload, size_t length)
 // returns true if this is a valid JSON envelope which we accept on downlink
 inline bool isValidJsonEnvelope(JSONObject &json)
 {
+    // Generate node ID from nodenum for comparison
+    std::string nodeId = nodeDB->getNodeId();
     // if "sender" is provided, avoid processing packets we uplinked
-    return (json.find("sender") != json.end() ? (json["sender"]->AsString().compare(owner.id) != 0) : true) &&
+    return (json.find("sender") != json.end() ? (json["sender"]->AsString().compare(nodeId) != 0) : true) &&
            (json.find("hopLimit") != json.end() ? json["hopLimit"]->IsNumber() : true) && // hop limit should be a number
            (json.find("from") != json.end()) && json["from"]->IsNumber() &&
            (json["from"]->AsNumber() == nodeDB->getNodeNum()) &&            // only accept message if the "from" is us
@@ -297,7 +301,9 @@ bool connectPubSub(const PubSubConfig &config, PubSubClient &pubSub, Client &cli
     LOG_INFO("Connecting directly to MQTT server %s, port: %d, username: %s, password: %s", config.serverAddr.c_str(),
              config.serverPort, config.mqttUsername, config.mqttPassword);
 
-    const bool connected = pubSub.connect(owner.id, config.mqttUsername, config.mqttPassword);
+    // Generate node ID from nodenum for client identification
+    std::string nodeId = nodeDB->getNodeId();
+    const bool connected = pubSub.connect(nodeId.c_str(), config.mqttUsername, config.mqttPassword);
     if (connected) {
         LOG_INFO("MQTT connected");
     } else {
@@ -687,11 +693,14 @@ void MQTT::publishQueuedMessages()
     if (jsonString.length() == 0)
         return;
 
+    // Generate node ID from nodenum for topic
+    std::string nodeId = nodeDB->getNodeId();
+
     std::string topicJson;
     if (env.packet->pki_encrypted) {
-        topicJson = jsonTopic + "PKI/" + owner.id;
+        topicJson = jsonTopic + "PKI/" + nodeId;
     } else {
-        topicJson = jsonTopic + env.channel_id + "/" + owner.id;
+        topicJson = jsonTopic + env.channel_id + "/" + nodeId;
     }
     LOG_INFO("JSON publish message to %s, %u bytes: %s", topicJson.c_str(), jsonString.length(), jsonString.c_str());
     publish(topicJson.c_str(), jsonString.c_str(), false);
@@ -749,10 +758,14 @@ void MQTT::onSend(const meshtastic_MeshPacket &mp_encrypted, const meshtastic_Me
         return; // Don't upload a still-encrypted PKI packet if not encryption_enabled
     }
 
-    const meshtastic_ServiceEnvelope env = {
-        .packet = const_cast<meshtastic_MeshPacket *>(p), .channel_id = const_cast<char *>(channelId), .gateway_id = owner.id};
+    // Generate node ID from nodenum for service envelope
+    std::string nodeId = nodeDB->getNodeId();
+
+    const meshtastic_ServiceEnvelope env = {.packet = const_cast<meshtastic_MeshPacket *>(p),
+                                            .channel_id = const_cast<char *>(channelId),
+                                            .gateway_id = const_cast<char *>(nodeId.c_str())};
     size_t numBytes = pb_encode_to_bytes(bytes, sizeof(bytes), &meshtastic_ServiceEnvelope_msg, &env);
-    std::string topic = cryptTopic + channelId + "/" + owner.id;
+    std::string topic = cryptTopic + channelId + "/" + nodeId;
 
     if (moduleConfig.mqtt.proxy_to_client_enabled || this->isConnectedDirectly()) {
         LOG_DEBUG("MQTT Publish %s, %u bytes", topic.c_str(), numBytes);
@@ -766,7 +779,9 @@ void MQTT::onSend(const meshtastic_MeshPacket &mp_encrypted, const meshtastic_Me
         auto jsonString = MeshPacketSerializer::JsonSerialize(&mp_decoded);
         if (jsonString.length() == 0)
             return;
-        std::string topicJson = jsonTopic + channelId + "/" + owner.id;
+        // Generate node ID from nodenum for JSON topic
+        std::string nodeIdForJson = nodeDB->getNodeId();
+        std::string topicJson = jsonTopic + channelId + "/" + nodeIdForJson;
         LOG_INFO("JSON publish message to %s, %u bytes: %s", topicJson.c_str(), jsonString.length(), jsonString.c_str());
         publish(topicJson.c_str(), jsonString.c_str(), false);
 #endif // ARCH_NRF52 NRF52_USE_JSON
@@ -845,11 +860,14 @@ void MQTT::perhapsReportToMap()
     mp->decoded.payload.size =
         pb_encode_to_bytes(mp->decoded.payload.bytes, sizeof(mp->decoded.payload.bytes), &meshtastic_MapReport_msg, &mapReport);
 
+    // Generate node ID from nodenum for service envelope
+    std::string nodeId = nodeDB->getNodeId();
+
     // Encode the MeshPacket into a binary ServiceEnvelope and publish
     const meshtastic_ServiceEnvelope se = {
         .packet = mp,
         .channel_id = (char *)channels.getGlobalId(channels.getPrimaryIndex()), // Use primary channel as the channel_id
-        .gateway_id = owner.id};
+        .gateway_id = const_cast<char *>(nodeId.c_str())};
     size_t numBytes = pb_encode_to_bytes(bytes, sizeof(bytes), &meshtastic_ServiceEnvelope_msg, &se);
 
     LOG_INFO("MQTT Publish map report to %s", mapTopic.c_str());
diff --git a/src/platform/portduino/PortduinoGlue.cpp b/src/platform/portduino/PortduinoGlue.cpp
index b11d2547b..dbc90f9a4 100644
--- a/src/platform/portduino/PortduinoGlue.cpp
+++ b/src/platform/portduino/PortduinoGlue.cpp
@@ -202,7 +202,7 @@ void portduinoSetup()
         exit(EXIT_SUCCESS);
     }
 
-    if (portduino_config.lora_module == use_simradio) {
+    if (portduino_config.force_simradio) {
         std::cout << "Running in simulated mode." << std::endl;
         portduino_config.MaxNodes = 200; // Default to 200 nodes
         // Set the random seed equal to TCPPort to have a different seed per instance
diff --git a/src/platform/portduino/PortduinoGlue.h b/src/platform/portduino/PortduinoGlue.h
index ec6209487..3fe017d5e 100644
--- a/src/platform/portduino/PortduinoGlue.h
+++ b/src/platform/portduino/PortduinoGlue.h
@@ -444,12 +444,16 @@ extern struct portduino_config_struct {
             switch (configDisplayMode) {
             case meshtastic_Config_DisplayConfig_DisplayMode_TWOCOLOR:
                 out << YAML::Key << "DisplayMode" << YAML::Value << "TWOCOLOR";
+                break;
             case meshtastic_Config_DisplayConfig_DisplayMode_INVERTED:
                 out << YAML::Key << "DisplayMode" << YAML::Value << "INVERTED";
+                break;
             case meshtastic_Config_DisplayConfig_DisplayMode_COLOR:
                 out << YAML::Key << "DisplayMode" << YAML::Value << "COLOR";
+                break;
             case meshtastic_Config_DisplayConfig_DisplayMode_DEFAULT:
                 out << YAML::Key << "DisplayMode" << YAML::Value << "DEFAULT";
+                break;
             }
 
             out << YAML::EndMap; // Config
diff --git a/src/platform/portduino/SimRadio.cpp b/src/platform/portduino/SimRadio.cpp
index cea1eab3a..6e7fe24cb 100644
--- a/src/platform/portduino/SimRadio.cpp
+++ b/src/platform/portduino/SimRadio.cpp
@@ -13,7 +13,12 @@ ErrorCode SimRadio::send(meshtastic_MeshPacket *p)
 {
     printPacket("enqueuing for send", p);
 
-    ErrorCode res = txQueue.enqueue(p) ? ERRNO_OK : ERRNO_UNKNOWN;
+    bool dropped = false;
+    ErrorCode res = txQueue.enqueue(p, &dropped) ? ERRNO_OK : ERRNO_UNKNOWN;
+
+    if (dropped) {
+        txDrop++;
+    }
 
     if (res != ERRNO_OK) { // we weren't able to queue it, so we must drop it to prevent leaks
         packetPool.release(p);
@@ -182,7 +187,7 @@ void SimRadio::onNotify(uint32_t notification)
                     assert(txp);
                     startSend(txp);
                     // Packet has been sent, count it toward our TX airtime utilization.
-                    uint32_t xmitMsec = getPacketTime(txp);
+                    uint32_t xmitMsec = RadioInterface::getPacketTime(txp);
                     airTime->logAirtime(TX_LOG, xmitMsec);
 
                     notifyLater(xmitMsec, ISR_TX, false); // Model the time it is busy sending
@@ -252,7 +257,7 @@ void SimRadio::startReceive(meshtastic_MeshPacket *p)
     if (isActivelyReceiving()) {
         LOG_WARN("Collision detected, dropping current and previous packet!");
         rxBad++;
-        airTime->logAirtime(RX_ALL_LOG, getPacketTime(receivingPacket));
+        airTime->logAirtime(RX_ALL_LOG, getPacketTime(receivingPacket, true));
         packetPool.release(receivingPacket);
         receivingPacket = nullptr;
         return;
@@ -270,7 +275,7 @@ void SimRadio::startReceive(meshtastic_MeshPacket *p)
     }
     isReceiving = true;
     receivingPacket = packetPool.allocCopy(*p);
-    uint32_t airtimeMsec = getPacketTime(p);
+    uint32_t airtimeMsec = getPacketTime(p, true);
     notifyLater(airtimeMsec, ISR_RX, false); // Model the time it is busy receiving
 #else
     isReceiving = true;
@@ -311,7 +316,7 @@ void SimRadio::handleReceiveInterrupt()
 
     printPacket("Lora RX", mp);
 
-    airTime->logAirtime(RX_LOG, getPacketTime(mp));
+    airTime->logAirtime(RX_LOG, RadioInterface::getPacketTime(mp, true));
 
     deliverToReceiver(mp);
 }
@@ -332,4 +337,29 @@ int16_t SimRadio::readData(uint8_t *data, size_t len)
     }
 
     return state;
+}
+
+/**
+ * Calculate airtime per
+ * https://www.rs-online.com/designspark/rel-assets/ds-assets/uploads/knowledge-items/application-notes-for-the-internet-of-things/LoRa%20Design%20Guide.pdf
+ * section 4
+ *
+ * @return num msecs for the packet
+ */
+uint32_t SimRadio::getPacketTime(uint32_t pl, bool received)
+{
+    float bandwidthHz = bw * 1000.0f;
+    bool headDisable = false; // we currently always use the header
+    float tSym = (1 << sf) / bandwidthHz;
+
+    bool lowDataOptEn = tSym > 16e-3 ? true : false; // Needed if symbol time is >16ms
+
+    float tPreamble = (preambleLength + 4.25f) * tSym;
+    float numPayloadSym =
+        8 + max(ceilf(((8.0f * pl - 4 * sf + 28 + 16 - 20 * headDisable) / (4 * (sf - 2 * lowDataOptEn))) * cr), 0.0f);
+    float tPayload = numPayloadSym * tSym;
+    float tPacket = tPreamble + tPayload;
+
+    uint32_t msecs = tPacket * 1000;
+    return msecs;
 }
\ No newline at end of file
diff --git a/src/platform/portduino/SimRadio.h b/src/platform/portduino/SimRadio.h
index d8b53739f..6f80989da 100644
--- a/src/platform/portduino/SimRadio.h
+++ b/src/platform/portduino/SimRadio.h
@@ -52,6 +52,7 @@ class SimRadio : public RadioInterface, protected concurrency::NotifiedWorkerThr
      * Debugging counts
      */
     uint32_t rxBad = 0, rxGood = 0, txGood = 0, txRelay = 0;
+    uint16_t txDrop = 0;
 
   protected:
     /// are _trying_ to receive a packet currently (note - we might just be waiting for one)
@@ -88,6 +89,8 @@ class SimRadio : public RadioInterface, protected concurrency::NotifiedWorkerThr
     /**
      * If a send was in progress finish it and return the buffer to the pool */
     void completeSending();
+
+    virtual uint32_t getPacketTime(uint32_t pl, bool received = false) override;
 };
 
 extern SimRadio *simRadio;
\ No newline at end of file
diff --git a/src/serialization/MeshPacketSerializer.cpp b/src/serialization/MeshPacketSerializer.cpp
index 5a1f8ed7e..b31d2dc2e 100644
--- a/src/serialization/MeshPacketSerializer.cpp
+++ b/src/serialization/MeshPacketSerializer.cpp
@@ -413,7 +413,7 @@ std::string MeshPacketSerializer::JsonSerialize(const meshtastic_MeshPacket *mp,
     jsonObj["from"] = new JSONValue((unsigned int)mp->from);
     jsonObj["channel"] = new JSONValue((unsigned int)mp->channel);
     jsonObj["type"] = new JSONValue(msgType.c_str());
-    jsonObj["sender"] = new JSONValue(owner.id);
+    jsonObj["sender"] = new JSONValue(nodeDB->getNodeId().c_str());
     if (mp->rx_rssi != 0)
         jsonObj["rssi"] = new JSONValue((int)mp->rx_rssi);
     if (mp->rx_snr != 0)
diff --git a/src/serialization/MeshPacketSerializer_nRF52.cpp b/src/serialization/MeshPacketSerializer_nRF52.cpp
index e0daa1a88..353c710a1 100644
--- a/src/serialization/MeshPacketSerializer_nRF52.cpp
+++ b/src/serialization/MeshPacketSerializer_nRF52.cpp
@@ -353,7 +353,7 @@ std::string MeshPacketSerializer::JsonSerialize(const meshtastic_MeshPacket *mp,
     jsonObj["from"] = (unsigned int)mp->from;
     jsonObj["channel"] = (unsigned int)mp->channel;
     jsonObj["type"] = msgType.c_str();
-    jsonObj["sender"] = owner.id;
+    jsonObj["sender"] = nodeDB->getNodeId().c_str();
     if (mp->rx_rssi != 0)
         jsonObj["rssi"] = (int)mp->rx_rssi;
     if (mp->rx_snr != 0)
diff --git a/test/test_mqtt/MQTT.cpp b/test/test_mqtt/MQTT.cpp
index ede3d22b7..1c2f0642a 100644
--- a/test/test_mqtt/MQTT.cpp
+++ b/test/test_mqtt/MQTT.cpp
@@ -332,7 +332,7 @@ void setUp(void)
     };
     channelFile.channels_count = 1;
     owner = meshtastic_User{.id = "!12345678"};
-    myNodeInfo = meshtastic_MyNodeInfo{.my_node_num = 10};
+    myNodeInfo = meshtastic_MyNodeInfo{.my_node_num = 0x12345678}; // Match the expected gateway ID in topic
     localPosition =
         meshtastic_Position{.has_latitude_i = true, .latitude_i = 7 * 1e7, .has_longitude_i = true, .longitude_i = 3 * 1e7};
 
@@ -591,7 +591,7 @@ void test_receiveEncryptedPKITopicToUs(void)
 // Should ignore messages published to MQTT by this gateway.
 void test_receiveIgnoresOwnPublishedMessages(void)
 {
-    unitTest->publish(&decoded, owner.id);
+    unitTest->publish(&decoded, nodeDB->getNodeId().c_str());
 
     TEST_ASSERT_TRUE(mockRouter->packets_.empty());
     TEST_ASSERT_TRUE(mockRoutingModule->ackNacks_.empty());
@@ -603,7 +603,7 @@ void test_receiveAcksOwnSentMessages(void)
     meshtastic_MeshPacket p = decoded;
     p.from = myNodeInfo.my_node_num;
 
-    unitTest->publish(&p, owner.id);
+    unitTest->publish(&p, nodeDB->getNodeId().c_str());
 
     TEST_ASSERT_TRUE(mockRouter->packets_.empty());
     TEST_ASSERT_EQUAL(1, mockRoutingModule->ackNacks_.size());
diff --git a/variants/native/portduino-buildroot/platformio.ini b/variants/native/portduino-buildroot/platformio.ini
index d1bd39e10..a3d0f4639 100644
--- a/variants/native/portduino-buildroot/platformio.ini
+++ b/variants/native/portduino-buildroot/platformio.ini
@@ -4,5 +4,6 @@ extends = portduino_base
 ; environment variable in the buildroot environment.
 build_flags = ${portduino_base.build_flags} -O0 -I variants/native/portduino-buildroot
 board = buildroot
+board_level = extra
 lib_deps = ${portduino_base.lib_deps}
 build_src_filter = ${portduino_base.build_src_filter}
\ No newline at end of file
diff --git a/variants/native/portduino/platformio.ini b/variants/native/portduino/platformio.ini
index c47ab8bf1..4e6a592de 100644
--- a/variants/native/portduino/platformio.ini
+++ b/variants/native/portduino/platformio.ini
@@ -3,6 +3,7 @@ extends = portduino_base
 build_flags = ${portduino_base.build_flags} -I variants/native/portduino
   -I /usr/include
 board = cross_platform
+board_level = extra
 lib_deps = 
   ${portduino_base.lib_deps}
   melopero/Melopero RV3028@^1.1.0
@@ -40,35 +41,16 @@ build_flags = ${native_base.build_flags} -Os -lX11 -linput -lxkbcommon -ffunctio
   -D VIEW_320x240
   !pkg-config --libs libulfius --silence-errors || :
   !pkg-config --libs openssl --silence-errors || :
+  !pkg-config --cflags --libs sdl2 --silence-errors || :
 build_src_filter =
   ${native_base.build_src_filter}
 
-[env:native-sdl]
-extends = native_base
-build_type = release
-lib_deps =
-  ${env.lib_deps}
-  ${networking_base.lib_deps}
-  ${radiolib_base.lib_deps}
-  ${environmental_base.lib_deps}
-  # renovate: datasource=custom.pio depName=rweather/Crypto packageName=rweather/library/Crypto
-  rweather/Crypto@0.4.0
-  # renovate: datasource=git-refs depName=libch341-spi-userspace packageName=https://github.com/pine64/libch341-spi-userspace gitBranch=main
-  https://github.com/pine64/libch341-spi-userspace/archive/af9bc27c9c30fa90772279925b7c5913dff789b4.zip
-  # renovate: datasource=custom.pio depName=adafruit/Adafruit seesaw Library packageName=adafruit/library/Adafruit seesaw Library
-	adafruit/Adafruit seesaw Library@1.7.9
-  https://github.com/jp-bennett/LovyanGFX/archive/7458f84a126c1f8fdc7b038074f71be903f6e4c0.zip
-build_flags = ${native_base.build_flags}
-  !pkg-config --cflags --libs sdl2 --silence-errors || :
-  -D LGFX_SDL=1
-
 [env:native-fb]
 extends = native_base
 build_type = release
 lib_deps =
   ${native_base.lib_deps}
   ${device-ui_base.lib_deps}
-board_level = extra
 build_flags = ${native_base.build_flags} -Os -ffunction-sections -fdata-sections -Wl,--gc-sections
   -D RAM_SIZE=8192
   -D USE_FRAMEBUFFER=1
@@ -97,7 +79,6 @@ build_type = debug
 lib_deps =
   ${native_base.lib_deps}
   ${device-ui_base.lib_deps}
-board_level = extra
 build_flags = ${native_base.build_flags} -O0 -fsanitize=address -lX11 -linput -lxkbcommon
   -D DEBUG_HEAP
   -D RAM_SIZE=16384
@@ -126,3 +107,7 @@ build_src_filter = ${env:native-tft.build_src_filter}
 [env:coverage]
 extends = env:native
 build_flags = -lgcov --coverage -fprofile-abs-path -fsanitize=address ${env:native.build_flags}
+; https://docs.platformio.org/en/latest/projectconf/sections/env/options/test/test_testing_command.html
+test_testing_command =
+  ${platformio.build_dir}/${this.__env__}/program
+  -s
diff --git a/variants/nrf52840/t-echo-lite/variant.h b/variants/nrf52840/t-echo-lite/variant.h
index 2e2cdce72..0748f6d48 100644
--- a/variants/nrf52840/t-echo-lite/variant.h
+++ b/variants/nrf52840/t-echo-lite/variant.h
@@ -140,11 +140,12 @@ static const uint8_t A0 = PIN_A0;
 #define HAS_GPS 1
 // #define PIN_GPS_REINIT (32 + 5) // An output to reset L76K GPS. As per datasheet, low for > 100ms will reset the L76K
 
-#define PIN_GPS_STANDBY (32 + 10) // An output to wake GPS, low means allow sleep, high means force wake
-// Seems to be missing on this new board
-#define PIN_GPS_PPS (0 + 29) // Pulse per second input from the GPS
-#define GPS_TX_PIN (32 + 15) // This is for bits going TOWARDS the CPU
-#define GPS_RX_PIN (32 + 13) // This is for bits going TOWARDS the GPS
+#define PIN_GPS_EN (32 + 11) // GPS power
+#define GPS_EN_ACTIVE 1
+#define PIN_GPS_STANDBY (32 + 13) // wakeup pin
+#define PIN_GPS_PPS (32 + 15)
+#define GPS_TX_PIN (32 + 10) // L76K module RX PIN
+#define GPS_RX_PIN (0 + 29)  // L76K module TX PIN
 
 #define GPS_THREAD_INTERVAL 50
 
@@ -204,4 +205,4 @@ static const uint8_t A0 = PIN_A0;
  *        Arduino objects - C++ only
  *----------------------------------------------------------------------------*/
 
-#endif
\ No newline at end of file
+#endif
diff --git a/variants/stm32/CDEBYTE_E77-MBL/platformio.ini b/variants/stm32/CDEBYTE_E77-MBL/platformio.ini
index 290982405..c5af9a4a4 100644
--- a/variants/stm32/CDEBYTE_E77-MBL/platformio.ini
+++ b/variants/stm32/CDEBYTE_E77-MBL/platformio.ini
@@ -6,9 +6,12 @@ board_level = extra
 build_flags =
   ${stm32_base.build_flags}
   -Ivariants/stm32/CDEBYTE_E77-MBL
-  -DSERIAL_UART_INSTANCE=1
+  -DSERIAL_UART_INSTANCE=2
   -DPIN_SERIAL_RX=PA3
   -DPIN_SERIAL_TX=PA2
+  -DENABLE_HWSERIAL1
+  -DPIN_SERIAL1_RX=PB7
+  -DPIN_SERIAL1_TX=PB6
   -DMESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR=1
   -DMESHTASTIC_EXCLUDE_I2C=1
   -DMESHTASTIC_EXCLUDE_GPS=1
diff --git a/variants/stm32/CDEBYTE_E77-MBL/variant.h b/variants/stm32/CDEBYTE_E77-MBL/variant.h
index 317f44489..e3d111a33 100644
--- a/variants/stm32/CDEBYTE_E77-MBL/variant.h
+++ b/variants/stm32/CDEBYTE_E77-MBL/variant.h
@@ -18,4 +18,6 @@ Do not expect a working Meshtastic device with this target.
 #define LED_PIN PB4 // LED1
 // #define LED_PIN PB3 // LED2
 #define LED_STATE_ON 1
+
+#define EBYTE_E77_MBL
 #endif
diff --git a/variants/stm32/rak3172/platformio.ini b/variants/stm32/rak3172/platformio.ini
index 7fc6c7cba..b9a4b8a04 100644
--- a/variants/stm32/rak3172/platformio.ini
+++ b/variants/stm32/rak3172/platformio.ini
@@ -6,7 +6,6 @@ board_upload.maximum_size = 233472 ; reserve the last 28KB for filesystem
 build_flags =
   ${stm32_base.build_flags}
   -Ivariants/stm32/rak3172
-  -DRAK3172
   -DENABLE_HWSERIAL1
   -DPIN_SERIAL1_RX=PB7
   -DPIN_SERIAL1_TX=PB6
diff --git a/variants/stm32/rak3172/variant.h b/variants/stm32/rak3172/variant.h
index 45752b481..30d2b57b4 100644
--- a/variants/stm32/rak3172/variant.h
+++ b/variants/stm32/rak3172/variant.h
@@ -16,4 +16,6 @@ Do not expect a working Meshtastic device with this target.
 #define LED_PIN PA0 // Green LED
 #define LED_STATE_ON 1
 
+#define RAK3172
+
 #endif