1. Find "Battery"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8a6dbeab-932e-4543-a802-c718f42d1127.png?width=212&height=434)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-331afb2f-e0d0-45b8-8618-96dc62de958e.png?width=212&height=434)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a783126a-ef0e-4902-a54d-056cdfec5d4c.png?width=212&height=434)
2. Extend the battery life
Press Battery Saver.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8381ead0-13b2-4642-adf3-4d007d48b2b1.png?width=212&height=434)
Press Turn on now to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4369a94e-b604-468c-8bbb-88ea543a4908.png?width=212&height=434)
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-0bcf6b46-66e0-4489-aa7b-dae0049bd2c3.png?width=212&height=434)