1. Find "Battery Health & Charging"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7291124-f-bd7280b8-2d83-4d2d-88e0-540f6511ab7a.png?width=212&height=458)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7291124-f-e81a2d7b-aea4-4162-8691-601c4fe7d6fb.png?width=212&height=458)
Press Battery Health & Charging.
![](http://wmstatic.global.ssl.fastly.net/ml/7291124-f-94ee4f39-3128-48f1-b149-f121808205d9.png?width=212&height=458)
2. Use optimised battery charging
Press the indicator next to "Optimised Battery Charging" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7291124-f-e63fe160-3fc5-4df7-ba21-9ca991582ab4.png?width=212&height=458)
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7291124-f-e63fe160-3fc5-4df7-ba21-9ca991582ab4.png?width=212&height=458)