Oppo A9 (2020) hard reset

How to hard reset or factory reset on Oppo A9 (2020)

There can be many different reasons why a user may factory reset or hard reset his or her Oppo device. Some of the common reasons though are due to problems not fixed by simple troubleshooting such as persistent lagging. In some, errors may keep returning when using an app and no other troubleshooting steps have