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Apple iPhone 16 Pro Max

iOS 18

Turn optimised battery charging on your Apple iPhone 16 Pro Max iOS 18 on or off

Using optimised battery charging, your phone reduces the time it spends fully charged which prolongs the overall battery life.

Step 1 of 5

1. Find "Charging"

Press Settings.

Step 2 of 5

1. Find "Charging"

Press Battery.

Step 3 of 5

1. Find "Charging"

Press Charging.

Step 4 of 5

2. Use optimised battery charging

Press the indicator next to "Optimised Battery Charging" to turn the function on or off.

Step 5 of 5

3. Return to the home screen

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

1. Find "Charging"

Press Settings.

Press Battery.

Press Charging.

2. Use optimised battery charging

Press the indicator next to "Optimised Battery Charging" to turn the function on or off.

3. Return to the home screen

Slide your finger upwards starting from the bottom of the screen to return to the home screen.