Bug 27952 - Push notification are not displayed when the app is in background
Summary: Push notification are not displayed when the app is in background
Alias: None
Product: Android
Classification: Xamarin
Component: General ()
Version: 5.2
Hardware: PC Windows
: Normal normal
Target Milestone: ---
Assignee: Jonathan Pryor
Depends on:
Reported: 2015-03-12 09:27 UTC by idot
Modified: 2017-06-28 15:48 UTC (History)
2 users (show)

Is this bug a regression?: ---
Last known good build:

Boot receiver (458 bytes, text/plain)
2015-03-12 09:28 UTC, idot
Broadcast receiver (1.29 KB, text/plain)
2015-03-12 09:28 UTC, idot
Intent service (5.35 KB, text/plain)
2015-03-12 09:28 UTC, idot
Register push (1.20 KB, text/plain)
2015-03-12 09:29 UTC, idot

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Comment 1 idot 2015-03-12 09:28:13 UTC
Created attachment 10289 [details]
Boot receiver
Comment 2 idot 2015-03-12 09:28:36 UTC
Created attachment 10290 [details]
Broadcast receiver
Comment 3 idot 2015-03-12 09:28:53 UTC
Created attachment 10291 [details]
Intent service
Comment 4 idot 2015-03-12 09:29:44 UTC
Created attachment 10292 [details]
Register push
Comment 5 Jon Douglas [MSFT] 2017-06-28 15:48:05 UTC
> When the app is not running, the notifications are not received, although I can see that from push sharp library I received a successful event of sending the push.

The problem here is that if you kill off your application via the Task Manager, you are also unwiring any BroadcastReceivers associated with it. Thus force killing your application would not allow for push notifications to be received.

There are many guides online regarding how to setup this behavior. I would recommend that you check out Firebase, specifically the "Handle notification messages in a backgrounded app" section: