Slide your finger down the display starting from the top edge of your tablet.
Create lock code using a PIN
Press Lock-Screen Password until the function is turned on.
Key in the required lock code and press Next.
Key in the lock code again and press Finish.
Turn off use of lock code
Press Lock-Screen Password until the function is turned off.
Key in the lock code and press Finish.
Return to the home screen
Press the home icon to return to the home screen.