How to close a message box under Apple 6 mobile phone?

There is a message box closing method under Apple 6 call:

A box appears at the bottom of the screen of Apple's mobile phone because the mobile phone has turned on the switching control function.

You can enter the setting interface and find General-Auxiliary Functions-Switching Control;

Click the small slider to turn off this function, and the small box will disappear by itself;

If you still can't remove the small box after closing, you can try restarting your phone.

Iphone 6 is a mobile phone launched by Apple on September 9, 20 14. It was officially launched on September 9, 20 14.