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-ce409a18-7d60-452d-8cb4-900f2f3ea610.png?width=208&height=416)
Press Battery Saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f0013c2d-fb4e-4ab0-abbe-58547da14758.png?width=208&height=416)
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-b0e93243-9a5f-4501-8c3c-811ab81d6fde.png?width=208&height=416)