Unlock Bootloader — Black Shark 2

Once the unlocking process finishes successfully in the Mi Unlock tool, the software will prompt you to reboot. The phone will perform a full factory reset, wipe the user data, and reboot into the system. You will know it was successful if a small unlocked padlock icon appears at the bottom of the screen during the initial boot sequence. Important Considerations and Risks

A unlocked bootloader allows unauthorized software to run, lowering physical device security.

Requires opening the back cover and shorting two test points (marked TP403 and TP404 near the battery connector). black shark 2 unlock bootloader

(or Build Number) seven times until you see "You are now a developer!". Go back to Additional Settings Developer Options OEM Unlocking USB Debugging Mi Unlock Status , then select Add account and device

| 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 | Once the unlocking process finishes successfully in the

Xiaomi uses a server-side verification process to prevent unauthorized unlocking.

—usually by holding the Power and Volume Down buttons—before being connected to the Mi Unlock Tool 3. Critical Considerations and Risks Go back to Additional Settings Developer Options OEM

In most regions, modifying the software voids official support.