How to factory reset VIDO A520? How to wipe all data in VIDO A520? How to bypass screen lock in VIDO A520? How to restore defaults in VIDO A520?
The following tutorial shows all method of master reset VIDO A520. Check out how to accomplish hard reset by hardware keys and Android 5.1 Lollipop settings. As a result your VIDO A520 will be as new and your core will run faster.