How to factory reset OPPO A7n? How to wipe all data in OPPO A7n? How to bypass screen lock in OPPO A7n? How to restore defaults in OPPO A7n?
The following tutorial shows all method of master reset OPPO A7n. Check out how to accomplish hard reset by hardware keys and Android 8.1 Go Edition settings. As a result your OPPO A7n will be as new and your MediaTek Helio P35 (MT6765) core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.