1 Find "Display & Brightness"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-a61d4eef-bb81-43b2-973c-5a21ef2f2156.png?width=210&height=454)
Press Display & Brightness.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-820efe8e-b243-4ee2-bbfd-49e4b3c8f204.png?width=210&height=454)
2 Adjust screen brightness
Press and drag the indicator below "BRIGHTNESS" right or left to select the required brightness level.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-13d67a1e-d926-4d29-8750-853b57c7dbc9.png?width=210&height=454)
Press arrow left.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-13d67a1e-d926-4d29-8750-853b57c7dbc9.png?width=210&height=454)
3 Turn automatic brightness on or off
Press Accessibility.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-f7a8d49a-6366-4277-8704-1cc164254dc5.png?width=210&height=454)
Press Display & Text Size.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-2e55abfb-163d-41ab-88a9-d7137f8b4d81.png?width=210&height=454)
Press the indicator next to "Auto-Brightness" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-18ba1c93-9dc8-4d8c-9752-bd602be2d735.png?width=210&height=454)
4 Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7181024-f-18ba1c93-9dc8-4d8c-9752-bd602be2d735.png?width=210&height=454)