1 Find "Display & Brightness"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-08070cf8-38bb-4429-8e3b-70f920df34df.png?width=210&height=454)
Press Display & Brightness.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-b3604abd-ab3f-483b-9911-b14e310ede59.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/7051124-f-f0406af1-81af-4dfb-8935-43f832966fc3.png?width=210&height=454)
Press arrow left.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-f0406af1-81af-4dfb-8935-43f832966fc3.png?width=210&height=454)
3 Turn automatic brightness on or off
Press Accessibility.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-5c5a4bc3-268e-427e-97ed-020b502fea29.png?width=210&height=454)
Press Display & Text Size.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-7a8826ab-e77d-4f99-b35a-cc30371eca4a.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/7051124-f-6fcd26c2-8b8f-4552-9a0d-39d9b83f6828.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/7051124-f-6fcd26c2-8b8f-4552-9a0d-39d9b83f6828.png?width=210&height=454)