How to factory reset OPPO R17? How to wipe all data in OPPO R17? How to bypass screen lock in OPPO R17? How to restore defaults in OPPO R17?
The following tutorial shows all method of master reset OPPO R17. Check out how to accomplish hard reset by hardware keys and Android 8.0 Oreo settings. As a result your OPPO R17 will be as new and your Qualcomm SDM710 Snapdragon 670 core will run faster.
OPPO A3S HARD RESET NEW METHOD 2019 - video