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-1d4cc364-798b-4c24-8ce9-2447f5ec5630.png?width=204&height=456)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f0a71112-5414-4d70-b966-8e86c9231dbf.png?width=204&height=456)
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-0b5b2b66-4998-47c7-a2ab-54c0d6818657.png?width=204&height=456)