1. Find "Battery Health"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-55bb6010-7058-4330-9de4-587495b13bb1.png?width=210&height=454)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fa279ca7-94d8-46ae-b3cb-519859d2fbde.png?width=210&height=454)
Press Battery Health.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3a0e786b-6090-4ac0-a9e6-9aa3f9927f59.png?width=210&height=454)
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/7140723-f-f39446d2-0adf-46dc-a8ea-720d11c4cbb0.png?width=210&height=454)
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/7140723-f-f39446d2-0adf-46dc-a8ea-720d11c4cbb0.png?width=210&height=454)