: The version of AlcorMP you are using may not support that specific controller revision.
Some older Alcor FA00 drivers are unsigned. On Windows 10/11: Restart → Advanced startup → Disable driver signature enforcement → install driver manually. alcor micro unknown fa00 f w 3613 updated
Once you have fixed the drive, ensure it does not revert to the "Unknown FA00" state: : The version of AlcorMP you are using
Windows will detect "Device Installation" and assign a drive letter. Your "Alcor Micro Unknown" should now be a functioning USB drive with full capacity. alcor micro unknown fa00 f w 3613 updated