1. Find "Battery"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3fe24a4a-3ad5-4a64-9421-f22ef1d99058.png?width=218&height=448)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e5311c2f-1ee8-4492-8589-1d1a6ccca646.png?width=218&height=448)
2. Extend the battery life
Press the indicator next to the required setting to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b288bf3d-793e-401b-891d-4e1f6d0c8d84.png?width=218&height=448)
3. 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/7140723-f-5d92474a-7b37-4fa2-a2b8-ee77b78f5e97.png?width=218&height=448)