Look for "Universal Serial Bus controllers" or "Other Devices." It may appear as "USB2.0-CRW."
The Alcor Micro Au6370 controller acts as the bridge between your computer's USB bus and the flash memory card slots. It handles data transfer for formats like Secure Digital (SD), MultiMediaCard (MMC), and Memory Stick (MS). Windows usually installs a generic "USB Mass Storage Device" driver for this chip, but the official Alcor driver is required for full speed, high-capacity support (SDHC/SDXC), and power management features. Driver Compatibility Across Windows Versions Windows Version Driver Support Status Recommendation Generic support available Use Windows 10 driver in Compatibility Mode if issues occur Windows 10 Fully supported Use official Alcor driver package v1.0.x or newer Windows 8 / 8.1 Fully supported Use official Alcor driver package Windows 7 Native & legacy support Manual installation often required for older hardware How to Download and Install the Alcor Au6370 Driver Method 1: Automated Installation via Device Manager Alcor Au6370 Driver Windows
Check the box that says “Attempt to remove the driver for this device” if visible. Click . Look for "Universal Serial Bus controllers" or "Other
Open your web browser and navigate to the ( ://microsoft.com ). In the search bar, type Alcor AU6370 or Alcor Mass Storage . In the search bar, type Alcor AU6370 or Alcor Mass Storage
Windows XP, Windows Vista, and Windows 7 (32-bit and 64-bit).
When setting up the Alcor AU6370 driver, always prioritize official computer manufacturer sources before looking elsewhere. Method 1: Check Windows Update
