1. The first step is to open the Apple 12 phone, and then open the phone. Setting > , select to go to the battery screen.
2. Then the second step is to find the battery charging progress and open the gray button at the back
3. The last step is to open the charging progress and find that the battery percentage has been displayed, and the progress is also displayed when charging. In this way, you can complete the charging progress setting of Apple 12. For reference only