Alcor Au6370 Driver Windows Jun 2026

Look for a device with a yellow exclamation mark (usually listed under or Universal Serial Bus controllers as "Mass Storage Device" or "Alcor Micro"). Right-click the device and select Update driver . Choose Browse my computer for drivers .

If the driver appears healthy in Device Manager but inserting a card produces no response, the issue might be physical cleanliness or formatting.

The Alcor Micro AU6370 chip acts as a bridge between your computer's motherboard and the memory card slots. It translates data from SD, MicroSD, CF, and MS cards into a format that Windows can understand via the USB interface.

One of the most common controller chips found in budget-friendly and OEM internal/external card readers is the . This USB 2.0 Single-LUN (Logical Unit Number) Flash Card Reader controller is designed to read formats like SD, MMC, RS-MMC, and Memory Stick Pro. However, many Windows users encounter a specific problem: the dreaded yellow exclamation mark in Device Manager.

Click , select the folder containing your extracted driver files, and click Next . Alcor Au6370 Driver Windows

The approach you take depends on your version of Windows.

Installing the dedicated Alcor AU6370 driver resolves these issues by providing the correct INF files and USB stack instructions for your specific revision of the chipset.

The Alcor AU6370 controller is a legacy chipset, but it retains broad compatibility across multiple generations of Microsoft Windows: (Using compatibility mode or generic drivers) Windows 10 (32-bit and 64-bit) Windows 8 and 8.1 (32-bit and 64-bit) Windows 7 (32-bit and 64-bit) Windows XP / Vista (Legacy support) How to Download and Install the Alcor AU6370 Driver

While many third-party repositories host version 1.0.38.134 , more recent updates (up to 2026) for related Alcor card readers are maintained by OEMs like Lenovo. Recommended Official Sources Look for a device with a yellow exclamation

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Microsoft maintains a repository of certified drivers for older hardware:

Drivers are typically managed via Windows Update. If the reader fails to detect cards, users should look for the "Alcorlink PCIE Card Reader" or "Alcor Micro Card Reader" under Memory Technology Devices in Device Manager. Windows 7 & Legacy:

If your card reader is malfunctioning, you may notice the following: Memory cards are not recognized when plugged in. If the driver appears healthy in Device Manager

Connect your card reader to the computer (if it is an external device). Open (Press Windows Key + I ). Go to Update & Security (or Windows Update on Windows 11). Click Check for updates .

Sometimes, the battle isn't worth it. The Alcor AU6370 is a 15+ year old design. If you have spent 2 hours troubleshooting driver conflicts on Windows 11:

Expand the or Memory technology devices section.