I played around with push notifications based on Firebase Cloud Messaging (FCM).
I followed the tutorial at https://www.b4x.com/android/forum/threads/firebasenotifications-push-messages-firebase-cloud-messaging-fcm.67716/, which is excellent.
Still, there are some open questions which I'd...
It's been a long time since I started to use Firebase Notifications in my apps. I noticed recently that if the app is in background the notifications are arriving BUT the code in the event fm_MessageArrived isn't being ran. Only IF the app is onscreen the code runs!