Browse the list for a driver compatible with your specific Windows architecture (x86 for 32-bit, x64 for 64-bit).
Ultimate Guide to Alcor AU6370 Driver for Windows The Alcor AU6370 is a widely used USB 2.0 multi-slot flash card reader controller. It powers many internal and external memory card readers in laptops and desktop PCs. If your computer cannot read SD cards or MicroSD cards, you likely need to install or update the Alcor AU6370 driver.
Look for "USB Mass Storage Device" or "Generic Card Reader."
: Search for "Alcorlink Card Reader" under the Driver – Storage or Driver – Chipset section on the HP Software and Driver Downloads page.
Alcor AU6370 is a high-performance USB 2.0 card reader controller Alcor Au6370 Driver Windows
If your download came as a .exe installer (often packaged inside a .zip file): Right-click the downloaded ZIP file and select .
Locate the problematic device (it will usually have a yellow warning icon under or Other devices ). Right-click the device and select Update driver . Choose Browse my computer for drivers .
The AU6370 functions as a bridge between the USB interface and various flash memory card slots. Interface: USB 2.0 High Speed. Supported Formats: SD, MMC, MS/MS Pro/MS Duo, xD-Picture Card, CF, and SMC. Hardware IDs: Often appears under the Vendor ID (VID) with various Product IDs (PIDs) like depending on the specific implementation. Driver Availability for Windows
If you cannot format the drive using Windows tools, the AU6370 controller has likely locked the drive because it detected bad sectors in the NAND flash. To remove write protection: Browse the list for a driver compatible with
These codes indicate that the driver failed to start or the hardware is reporting a fault.
Open Device Manager, right-click your Alcor reader, select Properties , go to the Driver tab, and click Roll Back Driver . 3. SD Cards are Write-Protected
Windows will locate the hardware description file and install the driver. Troubleshooting Common Alcor Au6370 Issues Windows 10/11 "Device Not Recognized" Error
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. If your computer cannot read SD cards or
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:
Alcor AU6370 is an integrated single-chip USB 2.0 controller designed for multi-slot flash memory card readers. It is commonly found in notebooks and PC peripherals to support a wide range of media, including SD, MMC, MS, and CF cards.
Download the latest executable file ( .exe ) corresponding to your Windows version. Run the installer and restart your computer. Method 3: Manual Installation via Device Manager