1. Find "Battery"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-74c57bac-f4cb-4221-a7c7-9d243f228d7e.png?width=204&height=366)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5316b8e0-12cb-413b-9087-8f044cf22306.png?width=204&height=366)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-48cc5fe2-99d1-43fd-b058-c39c16e3f7fd.png?width=204&height=366)
2. Extend the battery life
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b92096f7-0572-4277-884c-48390f539a66.png?width=204&height=366)
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2dbcf8d3-c69b-4f00-b2a2-17b98345df3d.png?width=204&height=366)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-51daa210-0200-4277-a739-75bdc8ea678d.png?width=204&height=366)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-9118ea92-f9f9-4f7e-92f6-46720ee81e64.png?width=204&height=366)