How do I remove Bar at the bottom of screen

[Cd001111]

I'm seeing a bar on the bottom, it has control icons I want to know how to remove it, I've tried to no luck. It's an android TV box KODI is 14.2

 

[Marley]

me i use my mouse and click on it some just still

 

[Cd001111]

I plugged in a mouse and clicked my head off, I've read there is an APP in the google play store called full screen, I don't know if the box is rooted or not, it's one of those MXQ boxes.

 

[Roach46]

On you main screen when you start up, look in setting, display

 

[Cd001111]

On you main screen when you start up, look in setting, display

Exactly what I need .