Choosing a ringtone for my mobile phone
Installing and using apps from Google Play
Turning the screen lock on my mobile phone on or off
Restarting my mobile phone
Writing text on my mobile phone
Want to change the phone lock code for your mobile phone? It's easy, but you need to turn on the phone lock code before you can change the phone lock code.
Find "Screen lock"
Slide your finger down the display starting from the top edge of your mobile phone.
Tap Screen lock.
Change phone lock code
Key in your phone lock code
Tap the required phone lock code.
Follow the instructions on the display to change the phone lock code.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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