MIUI ARB Checker

MIUI Anti-Rollback checker is a simple command-line Python 3 tool that can check anti-rollback implementation in MIUI Recovery and Fastboot ROMs. It also supports checking xbl files and fastboot flashing scripts.

The script is available on GitHub.


You need python 3 installed on your device.

Download the latest version of the script from here and place rom you want to check in same script folder and run:

python3 miui_arb_checker.py <file_to_check>

The script will detect the input automatically and check for ARB index.

Known Issues:

  • Recovery ROM / XBL check may return incorrect number in case of some devices. Check Issue #2 for more details.