Why is there an ID card like sign on my notification bar?

[AC Question]

I have a Gionee F10 pro and suddenly I see this ID card like sign on the notification bar. I'm now unable to access hidden apps.
Thanks in advance

 

[B. Diddy]

Welcome to Android Central! Show us a screenshot of what you mean: http://forums.androidcentral.com/ge...ide-how-post-screenshots-android-central.html. You'll have to register on this forum first.