Apple iPhone 16 Pro
iOS 18
Turn optimised battery charging on or off
Using optimised battery charging, your phone reduces the time it spends fully charged which prolongs the overall battery life.
1. 1. Find "Charging"
Press Settings.
Press Battery.
Press Charging.
2. 2. Use optimised battery charging
Press the indicator next to "Optimised Battery Charging" to turn the function on or off.
3. 3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.