: You need a USB OTG adapter and a data cable to connect the two phones. Device Specifics : This guide is commonly used for Xiaomi/Poco

Most manufacturers void your hardware warranty the moment the bootloader status changes.

The Target Device will restart. It will display a screen showing the Android logo, text like "Fastboot Mode," or a bootloader menu.

like Xiaomi, Samsung, or Google Pixel, as the exact commands can vary?

To understand why you need two devices, you have to understand how the bootloader environment works.

Before starting, you need two things to establish the physical and software link:

On the target device, you will usually see a confirmation screen. Use the to highlight "Unlock the Bootloader" and the Power Button to confirm. Troubleshooting Common Link Issues

You have successfully learned how to . This method provides a powerful alternative to using a PC, allowing you to unlock, flash recoveries, or install custom ROMs directly from your Android device.

Warning: Unlocking the bootloader will completely factory reset your target device. Ensure all precious data, photos, and contacts are backed up securely beforehand. Step 2: Setting Up Termux on the Host Phone

Because a standard running Android system cannot overwrite its own active bootloader partition directly via user-space terminal applications, advanced developers rely on specific hardware-level interaction channels. Method 1: Local Scripting and Exploit Execution

What is the exact of both your host phone and target phone?

Unlocking your bootloader voids your device warranty in most cases and carries inherent risks. This guide is provided for informational purposes only. The author and the developers of the mentioned tools are not responsible for any damage, data loss, or security compromise that may result from following these steps. Proceed with caution and at your own risk.

Download the latest version of Termux. Do not use the version from the Google Play Store (it is outdated). Download it from F-Droid or the official GitHub repository. 2. Setup ADB and Fastboot in Termux

Go to Settings > Developer Options and enable OEM Unlocking and USB Debugging . Phase 2: Installing Fastboot Tools in Termux