For most modern Xiaomi and Black Shark devices, the tool will stop at 99% and display a message like: "Could not unlock. Please unlock after 168 hours."
Upgrade your operating system to cleaner, newer, or more customizable builds of Android if you want an alternative to JoyUI. To continue setting up your device, Share public link
| Step | Action | Critical Note | |------|--------|----------------| | 1 | Enable Developer Options & OEM unlocking | Must be checked before downgrading | | 2 | Downgrade to MIUI 10 (Global or CN) – version or older | Newer versions patch the exploit | | 3 | Boot to Fastboot (Vol Down + Power) | | | 4 | Flash engineering abl.elf using fastboot flash abl engineering_abl.bin | This bypasses signature check | | 5 | Reboot to Fastboot again | Now unlock command will work | | 6 | Execute fastboot oem unlock (not flashing unlock ) | Some units require fastboot oem unlock-go | | 7 | Device reboots and factory resets | Bootloader is now unlocked |
You will need:
Run the miflash_unlock.exe application file as an administrator. Agree to the disclaimer terms.
Before you start the bootloader unlocking process, make sure you have:
Download and install the Universal ADB Drivers if your PC fails to recognize your phone. Step 2: The Black Shark Unlocking Challenge
(If a string of numbers appears, your device is properly connected). Flash your received unlock token using the command: fastboot flash cust-unlock unlock_key.bin Use code with caution. Execute the final unlock command: fastboot flashing unlock Use code with caution.
Modifying the bootloader may void your manufacturer warranty.
