: Assigned to Alcor Micro Corp. , a prominent Taiwanese semiconductor company specializing in USB controller chips.

If the drive isn't recognized, you may need to enter "Setup" (often the password is blank or "0000") and ensure the VID and PID are set to 058F and 1234.

Plug in your USB; it should appear in one of the numbered slots in the tool's interface.

Having the VID/PID combination is your most powerful diagnostic tool. Don’t ignore it—use it to find the exact driver your hardware needs.