Reboot to stock recovery (Power + Vol Up/Down).
This article explores every legitimate method to relock your bootloader using only your phone. how to relock bootloader without pc
(This is device-specific and rarely works on post-2020 phones.) Reboot to stock recovery (Power + Vol Up/Down)
But what if your PC is broken, you’re traveling, or you don’t own one? Is it possible to relock a bootloader without a computer? how to relock bootloader without pc
To relock your Android bootloader without a computer, you can use a secondary Android device as the "host" by utilizing an OTG (On-The-Go) adapter and a mobile ADB/Fastboot application. While most official methods require a PC for stability, this mobile-to-mobile method is a viable alternative for users without access to a laptop.