: Go to Settings > About Phone > Tap "MIUI Version" 7 times. Then, in Additional Settings > Developer Options, enable USB Debugging .

BMB Tool v1.0: The Ultimate Free Mi Flash & ADB Fastboot Utility

: Flashing a stock ROM or performing a factory reset will wipe all user data . Always back up your files first.

: Click "Refresh" or "Check Device" to ensure the tool sees your phone via ADB/Fastboot. Select Operation :

: Open BMB Tool v1.0 on your PC. It typically does not require a complex installation—simply extract and run the executable.