It may be that your mobile phone system has not updated the problem or the charger has been damaged, it is recommended that you follow the following methods to try:
1. Restart the phone, upgrade the system, enter Settings -- System Update, download the latest version and install.
2, enter the i theme - my - local unlock - replace a mobile phone factory with the unlock style.
3. Try restoring a charging socket.
4, if it still does not work, it is recommended to go to the after-sales service center, check the mobile phone: enter the Settings -- more Settings -- after-sales service, query the after-sales address. Flash charge is a fast charging technology that can make the mobile phone fully charged in a short time, independently developed by OPPO, and applied for 18 patents, which increases the fastest charging speed by more than 4 times, and has impeccable intelligent all-end five-level protection.