Open Unlocktool
1. Select Vivo
2. Click Vivo y91c (1820)
3. Click Factory Reset + FRP
4. Off Unit and Insert USB Cable
No Bootkey
Thanks mga boss and God Bless
1. Select Vivo
2. Click Vivo y91c (1820)
3. Click Factory Reset + FRP
4. Off Unit and Insert USB Cable
No Bootkey
Thanks mga boss and God Bless