How to factory reset VIVO Y81i? How to wipe all data in VIVO Y81i? How to bypass screen lock in VIVO Y81i? How to restore defaults in VIVO Y81i?
The following tutorial shows all method of master reset VIVO Y81i. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your VIVO Y81i will be as new and your MediaTek Helio A22 core will run faster.
VIVO Y83 HARD RESET NEW METHOD 2018 - video