If the shell near the charging port of OPPO mobile phone is loose, you can try the following methods to solve it:
1. Use the original charger and data cable for charging, avoid using third-party chargers and data cables to reduce the problem of poor charging contact.
2. During the charging process, try to avoid using the mobile phone, especially avoid operating near the charging port, to prevent the mobile phone from heating and causing poor charging contact.
3. When charging before going to bed at night, try to place the phone away from the body to avoid long charging and causing security risks to the body.
4. If the problem still exists, it is recommended to take the mobile phone and purchase invoice and warranty card to the nearest OPPO service center for inspection and repair by engineers.
5. If the charging port is loose, it is difficult to charge, you can consider replacing the charging port or going to the repair shop for repair.
The only thing we can do is send him to the repair shop to fix the charging port.