Mas-aio.exe Here

Run MAS-AIO.exe again, choose [4] Check Activation Status , then [6] Clear Microsoft Activation State . Reboot and reactivate.

If you intend to use this tool, it is highly recommended to verify the file hash (checksum) against the hashes provided on the official open-source repository (typically found on GitHub or GitLab). This ensures the file you have matches the file the developers released, untampered by third parties. MAS-AIO.exe

Temporarily turn off Windows Defender or any third-party AV. The tool will be deleted otherwise. Re-enable after activation. Run MAS-AIO