1. 1. Turn on your tablet.
Press and hold the Top key until your tablet is turned on.
Slide your finger upwards starting from the bottom of the screen.
2. 2. Enter your PIN
If your SIM is locked, key in your PIN and press OK.
3. 3. Turn off your tablet
Press the Top volume key.
At the same time, press and hold the Top key.
Press and drag the power off icon right.