1. Find "Battery"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fd528b3b-f173-49d7-a706-22d55bd1d5b5.png?width=206&height=456)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-824e36b0-1017-4727-b557-6364e754b7c2.png?width=206&height=456)
Press Device care.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b0d48419-5834-4108-9240-4a49bc1a6781.png?width=206&height=456)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6ba728ad-bf69-4ae6-87c3-0de61753237e.png?width=206&height=456)
2. Extend the battery life
Press Power mode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-21b84a2a-892f-4774-836a-f6dad034163c.png?width=206&height=456)
Press the required setting to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5a5216d1-3673-4fec-93dc-1497eb3b2414.png?width=206&height=456)
Press Apply.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-88f87a5d-940f-431f-9676-3d7f22542f87.png?width=206&height=456)
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-58477335-c2fd-4862-b200-13d37ae28d02.png?width=206&height=456)