Unlock Bootloader - Using Termux Hot Verified
While you cannot unlock a locked bootloader using Termux alone, you can use Termux as a powerful bridge if you have the bootloader or have temporary root.
Before proceeding, understand that unlocking a bootloader carries inherent risks.
: The Android device whose bootloader you intend to unlock.
If the above command returns an error, try the older syntax: fastboot oem unlock Use code with caution. Step 7: Confirm on the Target Device unlock bootloader using termux hot
termux-hotunlock --check termux-hotunlock --prepare termux-hotunlock --unlock termux-hotunlock --status
| Brand | Fastboot Command | |-------|------------------| | Google/Pixel | fastboot flashing unlock | | OnePlus | fastboot oem unlock | | Samsung | fastboot oem unlock (Exynos only) | | Xiaomi | fastboot oem unlock-go (needs Mi Unlock tool first) | | Motorola | fastboot oem unlock <KEY> | | Nothing | fastboot flashing unlock |
The Target device will turn off and boot into a static screen (often displaying a fastboot logo, a broken Android robot, or text menus). Step 5: Establish Fastboot Communication While you cannot unlock a locked bootloader using
Go to and tap Build Number 7 times to enable Developer Options.
In Termux, toggle the physical USB connection off and on to re-trigger the Android USB permission prompt.
Before you begin, you must gather the necessary hardware and prepare both Android devices. For clarity, we will refer to the devices as follows: If the above command returns an error, try
The phone whose bootloader you want to unlock. Hardware Needed
Look at the screen of the Target Device. It will prompt you to confirm the action. Use the to highlight "Unlock the bootloader" and press the Power Button to select it. Older Android Devices (Android 7.0 and Lower)
The process uses a second Android phone to act as the "master" device, sending fastboot commands to the "target" device through a physical connection. Physical Setup : Connect the two devices using a USB data cable and an OTG adapter (connected to the "master" phone). Environment on the master device from to ensure you have the latest packages.
| Command | Function | | :--- | :--- | | termux-fastboot devices | Lists connected devices in fastboot mode. | | termux-fastboot reboot bootloader | Reboots the device back into fastboot mode. | | termux-fastboot flash boot boot.img | Flashes a custom kernel (boot.img). | | termux-fastboot flash recovery twrp.img | Installs a custom recovery like TWRP. | | termux-fastboot erase cache | Wipes the cache partition. | | termux-fastboot oem lock | Re-locks the bootloader (use with extreme caution). | | termux-fastboot getvar all | Displays all device information, like battery level, security state, and more. |
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