1. Find "Battery"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ca77412a-5570-4350-bb3e-26e347e2a90a.png?width=214&height=450)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-43bb1c83-8302-467f-abb9-7573ee741e0e.png?width=214&height=450)
Press Device care.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ca8297ed-ef84-4163-b69a-6f28fd442e8d.png?width=214&height=450)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b80aefe4-9f73-4cce-92c1-ff7d5419e220.png?width=214&height=450)
2. Extend the battery life
Press Power mode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0195ead9-7e66-4330-9a16-ea01dc53e3f6.png?width=214&height=450)
Press the required setting to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2335ab1c-e598-4d8d-a978-7ad62f42fe98.png?width=214&height=450)
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-2335ab1c-e598-4d8d-a978-7ad62f42fe98.png?width=214&height=450)