How to factory reset OPPO R2017? How to wipe all data in OPPO R2017? How to bypass screen lock in OPPO R2017? How to restore defaults in OPPO R2017?
The following tutorial shows all method of master reset OPPO R2017. Check out how to accomplish hard reset by hardware keys and Android 4.3 Jelly Bean settings. As a result your OPPO R2017 will be as new and your Qualcomm Snapdragon 400 core will run faster.
Oppo Yoyo R2001 Hard Reset work 100% ( TESTED ) - video