1. Find "Battery"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1507a358-89e7-4c93-b13b-a34e08162406.png?width=204&height=408)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6384514d-aa8b-477d-89c5-29b25b6fe56e.png?width=204&height=408)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-740fb224-6684-4bc4-a9c7-ec61e67c8b77.png?width=204&height=408)
2. Extend the battery life
Press Battery Saver.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cf7ac593-7158-4563-8063-7a7b2a70e312.png?width=204&height=408)
Press Turn on now to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-37358bd7-282d-4966-91a2-0370cd8d4153.png?width=204&height=408)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-08f76a6a-bf38-4616-a262-6a3bfd6fc76f.png?width=204&height=408)