diff --git a/.github/workflows/android_ci.yml b/.github/workflows/android_ci.yml
index b100d74..c31e987 100644
--- a/.github/workflows/android_ci.yml
+++ b/.github/workflows/android_ci.yml
@@ -1,14 +1,25 @@
 name: Android CI
 
-on: [push]
+on:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+  push:
 
 jobs:
   build:
-
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest # https://github.com/actions/runner-images/blob/main/images/ubuntu/Ubuntu2204-Readme.md
+    env:
+      JAVA_TOOL_OPTIONS: -Xmx4g
 
     steps:
-    - uses: actions/checkout@v4
+    - name: display action
+      run: echo trigger event=${{ github.event_name }}
+
+    - name: checkout source
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
@@ -25,6 +36,7 @@ jobs:
         path: ~/.sonar/cache
         key: ${{ runner.os }}-sonar
         restore-keys: ${{ runner.os }}-sonar
+
     - name: Cache Gradle packages
       uses: actions/cache@v3
       with:
@@ -36,13 +48,17 @@ jobs:
       run: chmod +x gradlew
 
     - name: Build with Gradle
-      run: ./gradlew clean build jacocoTestReport
+      run: ./gradlew clean build
+
+    - name: run supportedSdksGroupDebugAndroidTest
+      if: github.event_name == 'pull_request' # perform emulated tests only on PRs
+      run: ./gradlew supportedSdksGroupDebugAndroidTest -Pandroid.testoptions.manageddevices.emulator.gpu="swiftshader_indirect" -Pandroid.experimental.testOptions.managedDevices.emulators.emulator.showKernelLogging=true --info
 
     - name: Sonar checks
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
         SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-      run: ./gradlew sonar
+      run: ./gradlew jacocoTestReport sonar
 
     - name: Upload test results
       uses: actions/upload-artifact@v4