Device Guides
My mobile phone doesn't respond
This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.
Possible cause 1:
The screen lock is turned on: Turn off the screen lock.
List view
1. Turn on screen lock
Tap the Side key.
2. Turn off screen lock
Tap the Side key and slide you finger across the screen.
3. Set automatic screen lock
Slide two fingers downwards starting from the top the screen.
Tap the settings icon.
Tap Display.
Tap Screen timeout.
Tap the required setting.
4. Return to the home screen
Tap the Home key to return to the home screen.