1 Find "Battery"
Slide two fingers downwards starting from the top the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-af1b2c9e-46d5-480a-a603-ff95b0d3f251.png?width=206&height=342)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a0c13b37-773a-4db7-89f4-e6967cd1fc7b.png?width=206&height=342)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-51b5924c-a3da-4967-bf30-7a1cd4453197.png?width=206&height=342)
2 Extend the battery life
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0a93216e-95dd-4058-9df4-7e7c643e7727.png?width=206&height=342)
Press Battery saver.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b3fcfed6-5e7b-4525-8f0c-51f71431e7c6.png?width=206&height=342)
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1b60bd85-f952-49c4-a578-ba478b0474c5.png?width=206&height=342)
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-d57e8805-4636-4e42-a915-0e13f4835750.png?width=206&height=342)