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-a9dfda55-27c3-47ea-9885-eca213f720f5.png?width=202&height=452)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-886e915b-4e7f-429b-87f1-00b04a42ce35.png?width=202&height=452)
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-aa34b17a-64b5-42f0-b845-c9689ddc9da9.png?width=202&height=452)