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-8861315f-9fd2-43d5-b59c-871d882d5a61.png?width=200&height=448)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-9b815d0a-f413-4f38-b779-cdcef085dc76.png?width=200&height=448)
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-988e6936-be88-49a4-8bbb-4ea7dd2db40b.png?width=200&height=448)