Disable "Return to previous app" button in iOS In iOS, when some action in an app causes another app to launch, a button appears in the status bar towards the left side of the screen, and when you press it, it returns you to the previous app (the app that caused the current app to launch). Here is what I mean:

 

Is it possible to disable it? If so, how?
This is the standard iOS behaviour and nothing can be done to change it.

For more info, read this answer and subsequent comments on StackOverflow.