title: how to publish an Android App Bundle in the Google Play Console?
body: <p>how to publish an Android App Bundle in the Google Play Console?</p>
  
  <p>Environment: Android Studio 3.2</p>
  
  <p>After "Generate Signed Bundle or APK", I got a file "app.aab".
  How can I publish this file in Google Play Console and what is different between "Bundle" and APK?</p>
  
  <p>Thank you.</p>