Configure Android notifications (google json file - api key)

1. Go on the Firebase console: https://console.firebase.google.com/
2. Create or use an existing project
   

   

3. On the Project Overview, add an application
   

   

4. Get your package name on your dashboard
5. Enter your package name
   

   

6. Download the file and ignore the other steps
   

   

7. Click on the Settings icon (top left) > Project settings 
   
8. Go on the Cloud Messaging tab
   

9. Enable the Legacy API on the page available when you click on the 3 dots

10. Copy paste the Server key and upload the previously downloaded file in:
    
    WordPress backoffice > WPMobile.App plugin > Notifications > Settings > Android