1. Extend the battery life
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-971a49f0-f025-4f7a-9090-42a5f84cc3be.png?width=204&height=442)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c288d2b2-6a04-4cd1-9060-0e815684f3ac.png?width=204&height=442)
2. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2fceceeb-a497-493a-8991-aa961fa6f4e3.png?width=204&height=442)