Plug the standard data sync cable into the OTG adapter and connect the other end to the .
Depending on the manufacturer of your Target phone, type one of the following commands:
Samsung devices use a different unlocking mechanism (Download Mode with Odin protocol) that is not compatible with standard Fastboot commands. Termux-based unlocking is not recommended for Samsung Galaxy devices.
There are several scripts available on GitHub that automate the installation of necessary packages and tools. One of the most reliable for Xiaomi devices is MiUnlockTool. To install it, run the following single command in Termux: unlock bootloader using termux
If successful, the script will output a long unlock token string. Convert it to binary:
Use the to navigate to "Unlock the bootloader" or "Yes". Press the Power Button to confirm selection.
The process of unlocking a bootloader wipes all data on your device. Proceed with extreme caution. Additionally, modifying system partitions can void your warranty and potentially brick your device if done incorrectly. The instructions below assume you have a device that supports OEM Unlocking and have authorized access to the bootloader (fastboot oem unlock or fastboot flashing unlock). Plug the standard data sync cable into the
Go to Settings > Developer Options and enable OEM Unlocking .
Before attempting to unlock a target device using a host device running Termux, ensure you have the following items and configurations prepared. 1. Hardware Requirements
Fix: Boot the target device normally back into Android, enable OEM Unlocking, and retry. There are several scripts available on GitHub that
Before launching Termux, you must enable the necessary settings on your Android device.
Enable . (Note: If this option is greyed out, connect to Wi-Fi. If it remains unavailable, your carrier or manufacturer may have locked the bootloader permanently). Step-by-Step Guide to Unlocking the Bootloader
Unlocking the bootloader automatically triggers a factory reset. All photos, apps, messages, and internal storage data will be permanently wiped. Back up everything first.
What or roadblocks have you encountered so far?
Note: Download Termux from F-Droid or GitHub, as the version on the Google Play Store is outdated and no longer updated. Open Termux on Device B. Update the package repository by running: pkg update && pkg upgrade Use code with caution.