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-35b12194-3205-4c58-837f-fd290eb44fbe.png?width=204&height=446)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-18a141ff-2331-43b2-a54e-6bea0ff07a1c.png?width=204&height=446)
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-9b7f9dd0-ba53-46a9-a1b9-757d20aa16bf.png?width=204&height=446)