The optimized battery charging function of Apple mobile phone needs to be turned on. The battery can be better protected and the service time can be prolonged after being turned on. The opening method is as follows:
Tools: iPhone 12
Operating system: iOS 14.4. 1.
Step 1: First, open the setting function in the red box, as shown in the following figure:
Step 2, then select the battery function in the red box, as shown in the following figure:
Step 3, then select the battery health function in the red box, as shown in the following figure:
Step 4: Finally, open "Optimize Battery Charging", as shown in the following figure: