Vivo 1819 Password unlock
Vivo 1819 password unlock password pin unlock done by Mrt dongle.
Run the latest mrt dongle update then choose Vivo ≥ Model ≥ Vivo V15 ≥ format ≥ Start
Before you start connect your mobile power on state when run the tool power off your device .
After successful erase the user partition disconnect your device now power on .
If your Mrt dongle software is lower version please download the latest version of mrt dongle software.