1. Find "Battery Health & Charging"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3f92c6a7-c936-4d06-9d68-c7bbeb7858fb.png?width=212&height=458)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-cb5505ad-af0c-40e0-afb1-07d64ca95f49.png?width=212&height=458)
Press Battery Health & Charging.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-03f2159b-1acb-43d7-9f10-b4ff53b98acb.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/7151223-f-d0b4a578-690f-42d5-bbb4-2cb89835c5e5.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/7151223-f-d0b4a578-690f-42d5-bbb4-2cb89835c5e5.png?width=212&height=458)