How to factory reset OPPO R815T? How to wipe all data in OPPO R815T? How to bypass screen lock in OPPO R815T? How to restore defaults in OPPO R815T?
The following tutorial shows all method of master reset OPPO R815T. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your OPPO R815T will be as new and your MediaTek MT6589 core will run faster.