1. Find "Battery Health & Charging"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7141124-f-0c068314-0051-4c8f-ab52-1073b4958a88.png?width=210&height=454)
Press Battery.
![](http://wmstatic.global.ssl.fastly.net/ml/7141124-f-cf78f759-0dad-4a98-a266-7f01e9092d4e.png?width=210&height=454)
Press Battery Health & Charging.
![](http://wmstatic.global.ssl.fastly.net/ml/7141124-f-565d6d41-37a0-487d-95cb-64bd8d1bb479.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/7141124-f-c6df6c6a-8e45-46c6-b532-10cb0d88ce21.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/7141124-f-c6df6c6a-8e45-46c6-b532-10cb0d88ce21.png?width=210&height=454)