Unlock the FRP of Vivo Y81, we have given the link in this post, it can be downloaded through this file tool, you can remove the FRP of your mobile.
Begin Address field:- 0x5588000
Format Length Field:- 0x100000
Vivo Y81 FRP & Password Unlock File Download:- Click Here
How To Unlock Pattern, Password:- Click Here
How to remove FRP:- Click Here