How to factory reset OPPO A3? How to wipe all data in OPPO A3? How to bypass screen lock in OPPO A3? How to restore defaults in OPPO A3?
The following tutorial shows all method of master reset OPPO A3. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your OPPO A3 will be as new and your MediaTek Helio P60 MT6771 core will run faster.
Oppo F7 HARD RESET NEW METHOD 2018 . - video