When I long press the back button in the Gmail app is stops its functionality (Note5), why?

[AC Question]

long press back button in Gmail app stops its functionality (Note5)

When I'm in Gmail app, if I long press the back button it stops working, so I have to force quit the app to close it. I have Galaxy note 5 with the latest android and gmail version.

 

[B. Diddy]

Re: long press back button in Gmail app stops its functionality (Note5)

Welcome to Android Central! Are you using a 3rd party launcher, like Nova? If so, see here: http://forums.androidcentral.com/sa...hy-long-press-back-button-wont-work-some.html