diff --git a/.github/workflows/_check_icons.yml b/.github/workflows/_check_icons.yml
index 858a96e..2d7020d 100644
--- a/.github/workflows/_check_icons.yml
+++ b/.github/workflows/_check_icons.yml
@@ -21,10 +21,18 @@ on:
         description: 'The name of the artifact containing the built manifest'
         required: true
         type: string
+      run_for_devices:
+        description: 'The list of device(s) on which the checking will run'
+        required: true
+        type: string
 
 jobs:
   check_icons:
     name: Check icons
+    strategy:
+      fail-fast: false
+      matrix:
+        device: ${{ fromJSON(inputs.run_for_devices) }}
     runs-on: ubuntu-22.04
 
     steps:
@@ -50,5 +58,5 @@ jobs:
 
       - name: Run script
         run: |
-            ./ledger-app-workflows/scripts/check_all.sh -c icons \
+            ./ledger-app-workflows/scripts/check_all.sh -c icons -t ${{ matrix.device }} \
               -a ./app-repository -m ${{ inputs.download_manifest_artifact_name }}
diff --git a/.github/workflows/_check_makefile.yml b/.github/workflows/_check_makefile.yml
index 0f0df26..346ccd9 100644
--- a/.github/workflows/_check_makefile.yml
+++ b/.github/workflows/_check_makefile.yml
@@ -21,10 +21,18 @@ on:
         description: 'The name of the artifact containing the built manifest'
         required: true
         type: string
+      run_for_devices:
+        description: 'The list of device(s) on which the checking will run'
+        required: true
+        type: string
 
 jobs:
   check_makefile:
     name: Check Makefile
+    strategy:
+      fail-fast: false
+      matrix:
+        device: ${{ fromJSON(inputs.run_for_devices) }}
     runs-on: ubuntu-22.04
 
     steps:
@@ -50,5 +58,5 @@ jobs:
 
       - name: Run script
         run: |
-            ./ledger-app-workflows/scripts/check_all.sh -c makefile \
+            ./ledger-app-workflows/scripts/check_all.sh -c makefile -t ${{ matrix.device }} \
               -a ./app-repository -m ${{ inputs.download_manifest_artifact_name }}
diff --git a/.github/workflows/reusable_guidelines_enforcer.yml b/.github/workflows/reusable_guidelines_enforcer.yml
index 16bf144..e3f20ad 100644
--- a/.github/workflows/reusable_guidelines_enforcer.yml
+++ b/.github/workflows/reusable_guidelines_enforcer.yml
@@ -60,12 +60,13 @@ jobs:
 
   call_check_icons:
     name: Dispatch check
-    needs: [call_get_workflow_version, call_get_app_manifest]
+    needs: [call_get_app_metadata, call_get_workflow_version, call_get_app_manifest]
     uses: ./.github/workflows/_check_icons.yml
     with:
       app-repository: ${{ inputs.app_repository }}
       download_manifest_artifact_name: manifests
       ledger-app-workflows_ref: ${{ needs.call_get_workflow_version.outputs.version }}
+      run_for_devices: ${{ needs.call_get_app_metadata.outputs.compatible_devices }}
 
   call_check_app_load_params:
     name: Dispatch check
@@ -77,12 +78,13 @@ jobs:
 
   call_check_makefile:
     name: Dispatch check
-    needs: [call_get_workflow_version, call_get_app_manifest]
+    needs: [call_get_app_metadata, call_get_workflow_version, call_get_app_manifest]
     uses: ./.github/workflows/_check_makefile.yml
     with:
       app-repository: ${{ inputs.app_repository }}
       download_manifest_artifact_name: manifests
       ledger-app-workflows_ref: ${{ needs.call_get_workflow_version.outputs.version }}
+      run_for_devices: ${{ needs.call_get_app_metadata.outputs.compatible_devices }}
 
   call_check_readme:
     name: Dispatch check
diff --git a/.github/workflows/reusable_python_checks.yml b/.github/workflows/reusable_python_checks.yml
index 19ef535..b41b6c8 100644
--- a/.github/workflows/reusable_python_checks.yml
+++ b/.github/workflows/reusable_python_checks.yml
@@ -40,14 +40,17 @@ jobs:
     if: ${{ inputs.run_linter == 'pylint' }}
     runs-on: ubuntu-latest
     steps:
+      - name: Installing requiered packages
+        run: |
+          if [ -n "${{ inputs.additional_packages }}" ]; then
+            sudo apt-get update && sudo apt-get install -y ${{ inputs.additional_packages }}
+          fi
+
       - name: Clone
         uses: actions/checkout@v4
 
       - name: Installing PIP dependencies
         run: |
-          if [ -n "${{ inputs.additional_packages }}" ]; then
-            sudo apt-get update && sudo apt-get install -y ${{ inputs.additional_packages }}
-          fi
           pip install pylint
           if [ -n "${{ inputs.req_directory }}" ] && [ -f "${{ inputs.req_directory }}/requirements.txt" ]; then
             pip install -r ${{ inputs.req_directory }}/requirements.txt
@@ -56,8 +59,11 @@ jobs:
       - name: Lint Python code
         run: |
           ARGS=(-j 0)
-          if [ -n "${{ inputs.setup_directory }}" ] && [ -f "${{ inputs.setup_directory }}/setup.cfg" ]; then
-              ARGS+=(--rcfile "${{ inputs.setup_directory }}/setup.cfg")
+          if [ -n "${{ inputs.setup_directory }}" ]; then
+            cd ${{ inputs.setup_directory }}
+          fi
+          if [ -f "./setup.cfg" ]; then
+              ARGS+=(--rcfile "./setup.cfg")
           fi
           pylint "${ARGS[@]}" ${{ inputs.src_directory }}
 
@@ -66,6 +72,12 @@ jobs:
     if: ${{ inputs.run_linter == 'flake8' }}
     runs-on: ubuntu-latest
     steps:
+      - name: Installing requiered packages
+        run: |
+          if [ -n "${{ inputs.additional_packages }}" ]; then
+            sudo apt-get update && sudo apt-get install -y ${{ inputs.additional_packages }}
+          fi
+
       - name: Clone
         uses: actions/checkout@v4
 
@@ -78,13 +90,22 @@ jobs:
 
       - name: Lint Python code
         run: |
-          cd ${{ inputs.setup_directory }} && flake8 ${{ inputs.src_directory }}
+          if [ -n "${{ inputs.setup_directory }}" ]; then
+            cd ${{ inputs.setup_directory }}
+          fi
+          flake8 ${{ inputs.src_directory }}
 
   mypy:
     name: Type checking
     if: ${{ inputs.run_type_check == true }}
     runs-on: ubuntu-latest
     steps:
+      - name: Installing requiered packages
+        run: |
+          if [ -n "${{ inputs.additional_packages }}" ]; then
+            sudo apt-get update && sudo apt-get install -y ${{ inputs.additional_packages }}
+          fi
+
       - name: Clone
         uses: actions/checkout@v4
 
@@ -96,4 +117,8 @@ jobs:
           fi
 
       - name: Mypy type checking
-        run: mypy ${{ inputs.src_directory }}
+        run: |
+          if [ -n "${{ inputs.setup_directory }}" ]; then
+            cd ${{ inputs.setup_directory }}
+          fi
+          mypy ${{ inputs.src_directory }}
diff --git a/scripts/check_all.sh b/scripts/check_all.sh
index d21183f..2dd9054 100755
--- a/scripts/check_all.sh
+++ b/scripts/check_all.sh
@@ -198,13 +198,13 @@ call_step() {
             fi
             ;;
         "icons")
-            COMMAND="${dirName}/check_icons.sh ${APP_DIR} ${REPO_NAME} ${MANIFEST_DIR}"
+            COMMAND="${dirName}/check_icons.sh ${APP_DIR} ${REPO_NAME} ${MANIFEST_DIR} ${TARGET}"
             ;;
         "app_load_params")
             COMMAND="python3 ${DATABASE_DIR}/scripts/app_load_params_check.py --database_path ${DATABASE_DIR}/app-load-params-db.json --app_manifests_path ${MANIFEST_DIR}"
             ;;
         "makefile")
-            COMMAND="${dirName}/check_makefile.sh ${APP_DIR} ${REPO_NAME} ${MANIFEST_DIR}"
+            COMMAND="${dirName}/check_makefile.sh ${APP_DIR} ${REPO_NAME} ${MANIFEST_DIR} ${TARGET}"
             ;;
         "readme")
             COMMAND="${dirName}/check_readme.sh ${APP_DIR} ${REPO_NAME}"
diff --git a/scripts/check_icons.sh b/scripts/check_icons.sh
index c7a65f2..4e52c88 100755
--- a/scripts/check_icons.sh
+++ b/scripts/check_icons.sh
@@ -91,6 +91,7 @@ check_glyph() (
         colors_nb=$(echo "$content" | grep "Colors: " | rev | cut -d' ' -f1 | rev)
         if [[ "$colors_nb" -gt 16 ]]; then
             log_error "4bpp glyphs can't have more than 16 colors, $colors_nb found"
+            error=1
         fi
 
         # Be somewhat tolerant to different possible wordings for depth "8 bit" "8-bit" "8/8 bit" etc
@@ -155,12 +156,17 @@ main() (
     repo="$1"
     repo_name="$2"
     manifests_dir="$3"
+    target="$4"
 
     all_glyph_files=""
     declare -A icons_and_devices
 
     # Parse all manifest files
-    manifests_list=$(find "$manifests_dir" -type f -name "*.json")
+    if [[ -n "${target}" ]]; then
+        manifests_list="${manifests_dir}/manifest_${target}.json"
+    else
+        manifests_list=$(find "$manifests_dir" -type f -name "*.json")
+    fi
     while IFS= read -r manifest; do
         log_info "Checking manifest $manifest"
 
diff --git a/scripts/check_makefile.sh b/scripts/check_makefile.sh
index 82c99b6..e8b80ff 100755
--- a/scripts/check_makefile.sh
+++ b/scripts/check_makefile.sh
@@ -10,6 +10,7 @@ main() (
     repo="$1"
     repo_name="$2"
     manifests_dir="$3"
+    target="$4"
 
     declare -A variants_array
     declare -A appnames_array
@@ -22,7 +23,11 @@ main() (
     fi
 
     # Parse all manifest files
-    manifests_list=$(find "$manifests_dir" -type f -name "*.json")
+    if [[ -n "${target}" ]]; then
+        manifests_list="${manifests_dir}/manifest_${target}.json"
+    else
+        manifests_list=$(find "$manifests_dir" -type f -name "*.json")
+    fi
     while IFS= read -r manifest; do
         log_info "Checking manifest $manifest"