Apple iPhone 11
iOS 15.0
Select help topic
1. Find "Battery Health"
Press Settings.
![](http://cdn.sp-selfservice.com/ml/7260722-f-13e58d94-dc92-4c54-b2fa-27d0a92875c2.png?width=206&height=444)
Press Battery.
![](http://cdn.sp-selfservice.com/ml/7260722-f-ee8623d9-8d1e-41bd-8312-2ea66085c44b.png?width=206&height=444)
Press Battery Health.
![](http://cdn.sp-selfservice.com/ml/7260722-f-f3b3ca88-ffa7-4477-83f6-254727cf875b.png?width=206&height=444)
2. Use optimised battery charging
Press the indicator next to "Optimised Battery Charging" to turn the function on or off.
![](http://cdn.sp-selfservice.com/ml/7260722-f-05806d1a-95ae-470e-bfbe-91a774b8e2be.png?width=206&height=444)
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://cdn.sp-selfservice.com/ml/7260722-f-05806d1a-95ae-470e-bfbe-91a774b8e2be.png?width=206&height=444)