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Samsung Galaxy A51
Android 10.0
1 Turn on the screen lock
Briefly press the Side key.
2 Turn off the screen lock
Briefly press the Side key and slide you finger across the screen.
3 Set automatic screen lock
Slide two fingers downwards starting from the top of the screen.
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Press the settings icon.
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Press Display.
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Press Screen timeout.
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Press the required setting.
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4 Return to the home screen
Press the Home key to return to the home screen.
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