![Samsung Galaxy A51](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-b4bf2131-9672-4038-b87c-726bcc08be37.png?width=150&height=320)
Samsung Galaxy A51
Android 10.0
1. Find "Display"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ba8fe847-7002-4336-9120-a2616927c3ca.png?width=204&height=454)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-c1d3dfac-a61d-4197-84ae-44d0ed1a1757.png?width=204&height=454)
Press Display.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-5ca7f918-cf74-42cc-8528-2bc3741a7567.png?width=204&height=454)
2. Adjust screen brightness
Press the indicator next to "Adaptive brightness" to turn automatic brightness on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-52c2a8ab-fcec-4456-9760-856da7598c97.png?width=204&height=454)
Drag the indicator right or left to set the brightness manually.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-52c2a8ab-fcec-4456-9760-856da7598c97.png?width=204&height=454)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-52c2a8ab-fcec-4456-9760-856da7598c97.png?width=204&height=454)