Alcor Micro Unknown Fa00 - F W 3613 Site

| Component | Meaning | |-----------|---------| | | The manufacturer of the USB controller chip. Alcor Micro (often stylized as AlcorMicro) is a Taiwanese semiconductor company known for budget-friendly USB 2.0/3.0 flash drive controllers, card readers, and KVM switches. | | UNKNOWN | Windows cannot retrieve the device’s friendly name or model from its firmware. This usually indicates a corrupted or missing VID/PID (Vendor ID/Product ID). | | FA00 | This is the Product ID (PID) . In Alcor’s ecosystem, FA00 typically refers to a generic or uninitialized flash drive controller—often the AU699X , AU698X , or SC908 (Alcor branded) series. It can also appear when the NAND flash memory is not detected. | | F/W 3613 | Firmware version 3613. This is a relatively old firmware (likely from ~2012–2015) for USB 2.0 controllers. Newer Alcor firmware versions are 5xxx, 6xxx, or 8xxx. |

The appearance of "Alcor Micro Unknown FA00 - F/W 3613" in your Device Manager or hardware diagnostic tool can be frustrating. It’s a technical "handshake" error that essentially means your computer knows something is plugged into the USB port, but it can’t figure out what it is or how to talk to it. alcor micro unknown fa00 - f w 3613

If you want, tell me which OS you’re using and provide the VID/PID string from Device Manager or lsusb output and I’ll give specific next steps. | Component | Meaning | |-----------|---------| | |

The identifier (or similar firmware versions like F006 or C2DE) typically appears when a flash drive's controller is corrupted, malfunctioning, or is a "fake" device. The Story of the "Unknown" Drive This usually indicates a corrupted or missing VID/PID

The identifier is not a cause for alarm. It is a specific, legitimate piece of hardware—almost always an internal SD card reader—waiting for the right driver instructions.