1. Find "Screen lock"
Slide two fingers downwards starting from the top of the screen.
2. Create phone lock code using a pattern
Slide your finger across the screen to connect at least four points and press Next.
Repeat the selected phone lock code and press Confirm.
Press the required setting.
3. Turn off use of phone lock code
Press Screen lock and key in the current phone lock code.
4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.