To allow your computer to communicate commands to your smartphone, you must activate the hidden developer menu. Open on your Black Shark 2. Navigate to About Phone .
Go to and tap Build Number 7 times until a toast message says, "You are now a developer!"
A warning pop-up will appear twice reminding you of data loss. Click both times.
If the standard commands fail, your device requires an unlock signature file specific to your device's IMEI and serial number. This file historically had to be requested via the official Black Shark developer forums or third-party unlocking services. Once you obtain your specific unlock_key.bin file:
Watch your phone's screen. Use the volume keys to highlight and press the Power button to select it. black shark 2 unlock bootloader
Your device will reboot into Fastboot mode (often showing the Black Shark logo or a black screen with text). Step 5: Execute the Unlock Command Verify the connection by typing: fastboot devices
Flash a custom recovery to easily manage zip files and system backups.
: You must be signed in to a Mi Account on the phone for at least 7 days (the standard waiting period). : Download the official Mi Unlock Tool and install Xiaomi USB Drivers 📝 Step-by-Step Guide Enable Developer Options Settings > About Phone MIUI Version
Unlike standard Xiaomi phones that use the official Mi Unlock Tool and require a 168-hour waiting period, Black Shark devices operate on a slightly different sub-brand ecosystem. To allow your computer to communicate commands to
Ensure Black Shark/Xiaomi USB drivers are installed on your PC.
How to Unlock the Bootloader on the Xiaomi Black Shark 2: A Complete Step-by-Step Guide
Before proceeding, you must understand the risks involved in modifying your device's core software.
: Repeat this step. The tool will progress to 100%, and your device will reboot automatically, now with an unlocked bootloader. Troubleshooting Tips Driver Issues Go to and tap Build Number 7 times
How to Unlock the Bootloader on Xiaomi Black Shark 2: A Complete Step-by-Step Guide
This guide provides a comprehensive walkthrough for unlocking the bootloader on the (and Black Shark 2 Pro), enabling you to gain root access, install custom ROMs, or flash custom kernels. Complete Guide to Unlocking the Bootloader on Black Shark 2
Release the buttons when you see the "FASTBOOT" text and the green Mitu mascot graphic on the screen. Connect your phone to the PC via your USB cable. Step 5: Use the Mi Unlock Tool