How to Unlock Vivo Y83 Phone Lock, Pattern Lock by Miracle Thunder using Miracle Thunder Tool :-
Step 1: Run Miracle Box program on your computer
Step 2: Open the MTK Tab then click on Service Tab under MTK Tab.
Step 3: Then select 8th Boot in boot menu & select “VIVO Y83” boot.
Step 4: Then select “Format”, Uncheck Safe Mode & select “Advanced Frp” (Select only “Userdata & Frp”)
Step 5: Click on “Start Button” on right side bottom.
Step 6: Connect your phone to the computer using the USB Data Cable.
Step 7: Wait for Finish or Pass.
Important Notes: Take a Backup of your SmartPhone data before Flashing or Update Firmware as because during the Flashing process your personal data will be removed permanently
Here Video Tutorial :