If you want to disable annoying app notifications appearing in android notification bar, follow below steps to disable them.
Method to Turn off App Notifications on Android Device ?
Step #2 : When any unwanted notification appears in your android notification bar just long tap that notification “app info” option will show up on screen.
Step #1 : Tap “app info” button > Un-mark Show Notifications “option”> and tap > OK.
That’s it 😀