My phone's battery life is short
Adjust screen brightness
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1Find "Brightness level"
- Slide two fingers downwards starting from the top of the screen.
- Press the settings icon.
- Press Display & gestures.
- Press Brightness level.
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2Adjust screen brightness
- Press Automatic brightness to turn automatic brightness on or off.
- Drag the indicator right or left to select the required brightness level.
- Press OK.
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3Return to the home screen
- Press the Home key to return to the home screen.