Run the command: adb reboot bootloader The target device should now show a fastboot/bootloader screen.
Fix: Install the termux-usb package ( pkg install termux-usb ) or try using a different OTG adapter. "Command Not Allowed"
sed -i 's@^\(deb.*stable main\)$@#\1\ndeb https://mirrors.tuna.tsinghua.edu.cn/termux/termux-packages-24 stable main@' $PREFIX/etc/apt/sources.list apt update && apt upgrade -y pkg install android-tools termux-api sudo php
Modifying the bootloader involves bypassing safety interlocks, which can lead to several serious consequences: unlock bootloader using termux
Unlocking your Android device's bootloader is often the first step toward true ownership—allowing you to install custom ROMs, flash custom recoveries like TWRP, and gain root access. While this process traditionally requires a Windows or Linux PC, you can actually perform the entire operation directly from another Android phone using .
An unlocked bootloader is the gateway to complete Android customization, allowing you to flash custom ROMs, install custom recoveries, and gain root access. While this process traditionally requires a desktop computer, it is entirely possible to unlock an Android bootloader using nothing but another Android device and Termux.
On the Host device, open Termux and run these commands to install the necessary environment: : pkg update && pkg upgrade Use code with caution. Install Required Tools : pkg install wget git Use code with caution. Run the command: adb reboot bootloader The target
: In Settings > System > Developer Options , toggle on OEM Unlocking . This is a mandatory safety switch.
The bootloader is a separate, low-level program that runs before the Android operating system loads.
Before proceeding, you must understand that unlocking a bootloader carries inherent risks. While this process traditionally requires a Windows or
All data on the target device will be permanently erased. Hardware: An OTG adapter and a compatible USB data cable.
Download both apps from F-Droid (the Google Play version of Termux is outdated and not recommended).
The old phone’s screen went black, then bloomed into a grayscale menu: START, RESTART BOOTLOADER, RECOVERY MODE. It looked like a hostage screen. In a way, it was. The bootloader was the jail warden.
: Follow the same steps as on a computer for fastboot commands.