My tablet's battery life is short
Set screen brightness
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1Find "Display & Brightness"
- Press Settings.
- Press Display & Brightness.
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2Adjust screen brightness
- Press the indicator next to "Auto-Brightness" to turn automatic brightness on or off.
- If you turn off the function, press the indicator above "Auto-Brightness" to select the required brightness.
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3Return to the home screen
- Press the Home key to return to the home screen.