Xiaomi devices can’t be unlocked directly via fastboot oem unlock . You must apply for permission and use the Mi Unlock tool on Windows – Termux cannot bypass this. However, after getting official permission, some Xiaomi phones allow fastboot oem unlock with the token. This is beyond Termux’s scope.
Still in Termux on the host, run:
If you see an error code like 20045 , you likely passed an incorrect region flag. Valid options are: india , global , china , russia , europe . unlock bootloader using termux better
: Use the OTG cable to link the Host (Termux) to the Target device. Xiaomi devices can’t be unlocked directly via fastboot
Confirm the action on the target device's screen if prompted (typically using the physical volume keys to navigate to "Yes" or "Confirm" and the power button to select it). The target device will instantly wipe its user data partitions and initialize its unlocked state. Critical Troubleshooting Strategies This is beyond Termux’s scope
Samsung uses fastboot only on very old models (Galaxy S2 era). Modern Samsung phones use Download mode and require a Windows tool. Termux is not suitable for Samsung.
However, this method is – root access and understanding of fastboot protocols are mandatory. For supported devices (Pixel, OnePlus, Motorola), Termux provides a lean, powerful, and portable unlocking solution.