Alcor Au6370 Driver Windows ((top))

The Alcor AU6370 is a legacy USB 2.0 card reader controller commonly found in older laptops and external multi-card readers. While Alcor Micro does not provide a direct consumer-facing download portal, drivers are widely available through major PC manufacturers who integrated this chip into their systems. Driver Overview

Connect the device to the PC.
Right-click the Start button and select Device Manager.
Look for an entry with a yellow exclamation mark (usually labeled "Unknown Device" under "Other devices" or "Universal Serial Bus controllers").
Right-click the device and select Update driver.
Select Search automatically for drivers.

Q: Does this driver work for Mac or Linux? A: No. This article is strictly for Microsoft Windows. Linux (Ubuntu/Debian) has built-in kernel support for the AU6370 (via the usb-storage module). Mac OS usually requires third-party drivers from a specific SD card reader vendor. Alcor Au6370 Driver Windows

Open Device Manager (Right-click Start button > Device Manager).
Expand "Universal Serial Bus controllers" or look under "Disk drives" or "Memory technology devices."
Right-click the suspicious device > Properties > Details tab.
In the "Property" dropdown, select Hardware Ids.
Look for a string that contains: USB\VID_058F&PID_6364 or USB\VID_058F&PID_6370

Conclusion

If the native driver fails, you can use specialized drivers provided by PC manufacturers like Lenovo or Toshiba, which often use Alcor chips in their hardware: The Alcor AU6370 is a legacy USB 2