Blue box top of screen on tablet, frozen & can not shut off?

[Android Central Question]

Blue rectangle box around on top of tablet screen. Frozen icon cant be removed. Shut off button will not work.
How can I reboot? Or shut off?

 

[B. Diddy]

Welcome to Android Central! Which tablet? Show us a screenshot: http://forums.androidcentral.com/ge...ide-how-post-screenshots-android-central.html. You'll have to register on this forum first. https://forums.androidcentral.com/ask-question/409154-join-android-central-community.html