black border on

[Cheryl robertson]

there is a black border on 3 sides of my 10 in android tablet. how can I get rid of it. I tried scree resolution to no avail

 

[Reyaz123]

Power off and power on your device. Hold down the power button and it should either shut off, or give you the option to power it off. Choose that and power it back on

Hope this helps.