A: Two-device setups allow one phone (host running Termux) to control another (target being unlocked), similar to how a PC would function.
Installed on the host device (download the latest version from F-Droid, as the Google Play Store version is outdated). Step 1: Prepare the Target Device
A cable linking both phones (e.g., USB-C to USB-C, or USB-A to USB-C with an OTG adapter). Target Device (Device B) Preparation Open Settings > About Phone .
Note: Unlocking the bootloader will completely wipe all data on the target device. Back up your files before proceeding. Step-by-Step Guide: Unlocking via Termux Link
Plug the into the host phone (the one running Termux). unlock bootloader using termux link
: Use the volume keys on the Target device to select "Unlock" and press the Power button.
A prompt should appear on the Host Device asking for permission to allow Termux to access the USB device. Grant it.
Confirm fastboot connection:
If properly linked, you will see a string of numbers followed by the word device . Step 4: Boot the Target Device into Fastboot Mode A: Two-device setups allow one phone (host running
Example sequence:
If you want, tell me your device model (make and exact model number) and I will provide the exact commands and vendor‑specific unlock steps for that model.
Open Settings > System > Developer Options and toggle on USB Debugging .
Unlocking the bootloader automatically triggers a factory reset. Back up your photos, contacts, and app data externally. Target Device (Device B) Preparation Open Settings >
Within Termux, Alex installed the necessary tools by running the following command:
Ensure your OTG adapter supports data transfer, not just charging. Try swapping which phone acts as the host.
If the device is listed, execute the universal unlock command: fastboot oem unlock Use code with caution.