When this occurs, the drive may appear as "Generic USB Hub," "Unknown Device," or show "No Media" in Disk Management. Phase 1: Identifying Your Hardware
If the software doesn't see the drive at all, you may need to "short" the pins on the controller chip to force it into "Test Mode" (advanced users only). Prevention Tips alcor micro unknown fa00 f w fa04 fixed
Note the VID (Vendor ID), PID (Product ID), Controller Part Number (e.g., AU6989SN, AU6998AN), and the Flash ID (e.g., Samsung, Toshiba, or Hynix strings). Phase 2: Finding the Correct AlcorMP Tool When this occurs, the drive may appear as
By following this "Fixed" guide, you can rescue your Alcor Micro USB from the dreaded Unknown FA00 F/W FA04 state and save it from the trash bin. Phase 2: Finding the Correct AlcorMP Tool By
Open AlcorMP.exe . Your drive should appear in one of the numbered slots (usually highlighted in green or yellow).