Vivo y71 (1801) remove lock with merical thunder 2.82

 Download frp file .mbn 

Qualcomm usb driver

Open merical 2.82 version

Select cpu (Qualcomm)

Select brand (Vivo)

Select model (y71)

Service select (format/ flash)

Untick auto (programar )

Select (frp .mbn file)

Select (factory reset) 

Finally click start 

And connect your device with pc/ laptop for EDL mode Finish your device successfully unlock !!!!!!!!

(How to connect with pc laptop edl model 

Open back cover remove battery  and short test point connect usb cable).        

Thanks for visiting my website

Nazrana.   Ab.kadir shaikh

Hi