Unlocking the bootloader may void your device's warranty. Proceed with caution and consider the implications.
Finally – A Tool to Simplify Vivo Bootloader Unlocking (With Important Caveats) vivo bootloader unlock tool
For most modern Vivo devices (X series, V series, Y series from 2021 onwards), there is no official tool or method to unlock the bootloader. Unlocking the bootloader may void your device's warranty
If you proceed with third-party tools, do so with the understanding that you may permanently damage your device. Y series from 2021 onwards)
Using a USB cable, connect your Vivo device to the computer. Make sure USB debugging is enabled.