Tools: iPhoneSE2, iOS 15.2, local settings 1.0.
1, enter the Apple mobile phone desktop to open the settings.
2. Then click the battery in the settings.
3. Click Maintenance in Battery Health.
It can be seen that the monitor was repaired because the maximum capacity was less than 80%, and the problem can be solved by replacing the battery.
5. If you don't know how to handle it, you can also charge related maintenance fees.