Device Guides
Apple iPhone 7 Plus
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My mobile phone's battery life is short
This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.
Possible cause 10:
Automatic screen lock is turned off: Turn on automatic screen lock.
List view
1. Turn on screen lock
Briefly tap On/Off.
2. Turn off screen lock
Tap On/Off.
Tap the Home key to turn off the screen lock.
3. Set automatic screen lock
Tap Settings.
Tap Display & Brightness.
Tap Auto-Lock.
Tap the required setting.
4. Return to the home screen
Tap the Home key to return to the home screen.
Step 3 of 8
Tap the Home key to turn off the screen lock.
Step 4 of 8
Tap Settings.
Step 5 of 8
Tap Display & Brightness.
Step 6 of 8
Tap Auto-Lock.
Step 7 of 8
Tap the required setting.
Step 8 of 8
Tap the Home key to return to the home screen.
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