1. Find "Battery"
Slide two fingers downwards starting from the top the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-76e3603b-ef71-4b6f-b57c-504873832387.png?width=216&height=384)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7cd214b9-4362-4ae2-87b0-cc95696eedb5.png?width=216&height=384)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-eda885e1-90b1-4417-8f74-984f6cdf62ca.png?width=216&height=384)
2. Extend the battery life
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2d71d688-29d9-4435-8d5e-6dbfd9bb351a.png?width=216&height=384)
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6ea8249c-3e8b-4d20-974c-559d3f780016.png?width=216&height=384)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c05908af-4a65-42b4-9cff-ffce754c1fab.png?width=216&height=384)
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-043a674a-39b3-4314-b45f-593a3b068953.png?width=216&height=384)