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-171b07b6-ef34-4b55-8b85-e8d467a445ec.png?width=202&height=448)
Press Battery saver to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-361dc1be-c14c-45f9-bf23-ce356c04b729.png?width=202&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-c8943891-5952-4ca1-8a80-d196864faaf1.png?width=202&height=448)