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-e697fa4c-eee7-438c-a341-ef9c9b4d000b.png?width=208&height=450)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2d781824-a0dc-462b-b88d-2a2a9d4eec63.png?width=208&height=450)
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-eba49a86-9bbd-4669-9e04-2761814fcb87.png?width=208&height=450)