1. Find "Battery"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-efed1f55-4489-4f5d-9516-8655da24d6b0.png?width=198&height=396)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-62daae99-c5eb-46b5-a647-7c08ff1fa085.png?width=198&height=396)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ae9d152b-a0f6-4faa-a464-79d5035e5c42.png?width=198&height=396)
2. Extend the battery life
Press the indicator next to "Battery saver" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6f4bb371-a175-4d69-ad1c-992d22c9f683.png?width=198&height=396)
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-96f588e2-c7d8-4de7-bd9b-0ae0c8b67d3a.png?width=198&height=396)