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

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

Show Accepted Answer

Guest Quick Reply (No URL, BBcode or HTML)

Last post by jvolkman
45 minutes ago
Last post by koconner
44 minutes ago
Last post by lia83
1 hour ago
Last post by bins.solon
2 hours ago