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-09d44d7d-0a80-4228-968c-72450293b8bf.png?width=208&height=454)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5d3b7889-2565-489c-a787-5488fad55f7a.png?width=208&height=454)
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-ca8bf337-c8cc-4cf8-bc7d-5cfab65d23c0.png?width=208&height=454)