This driver download is available for Windows PCs.
At a Glance
DeviceBUFFALO BSW20KM15 USB Camera
VendorMicrosoft
Supported OSWindows 10, 8.1, 7, Vista, XP
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The BUFFALO BSW20KM15 USB Camera driver allows Windows to recognize the webcam and make it available to compatible video calling, recording, and camera applications. If your camera is missing from an app, appears as an unknown USB device, or stops working after a system change, checking its driver is a useful troubleshooting step.
Key Features
- Camera recognition: Helps Windows identify the BUFFALO BSW20KM15 USB Camera and connect it to applications that use a webcam.
- Video input support: Enables compatible software to access the camera for everyday tasks such as online meetings and video capture.
- Microsoft driver listing: The driver vendor is listed as Microsoft, which may indicate use of a Windows-provided camera driver rather than a separate BUFFALO utility.
- Listed Windows compatibility: Supported operating systems include Windows 10, 8.1, 7, Vista, and XP. For Windows 10/11 systems, note that Windows 11 compatibility is not confirmed by this listing.
How to Install BUFFALO BSW20KM15 USB Camera Driver
- Check your Windows edition. Confirm your operating system and whether it is 32-bit or 64-bit before choosing a package. For a BUFFALO BSW20KM15 USB Camera driver download for Windows, match the listed compatibility to your computer.
- Connect the webcam. Plug it into a working USB port, preferably directly on the computer. Allow Windows to detect the device and attempt to install an available driver automatically.
- Check available updates. If automatic setup fails, try Windows Update or Device Manager. When choosing a free download, use a trusted source and verify that the package explicitly supports your camera and Windows version.
- Install the matching driver. Run the supplied installer if one is included. For extracted driver files, open Device Manager, locate the camera or unknown USB device, select the driver update option, and browse to the extracted folder.
- Test the camera. Restart if prompted, then open a compatible camera application. Select the BUFFALO webcam as the video source and check camera permissions where available.
Keep the driver updated when a compatible update addresses a problem or improves support for your system. The latest version is only appropriate if it matches your device and operating system; avoid replacing a working driver with an unverified package.
Common Issues and Fixes
- Installer fails or rolls back: Run the driver package as administrator, temporarily disable antivirus, and confirm the Windows architecture matches. If setup still fails, update the driver manually from Device Manager.
- Camera not detected: Connect directly to a rear USB port, avoid unpowered hubs, and check Device Manager for “Unknown USB Device.” Replug the camera, scan for hardware changes, and enable camera access under Settings > Privacy > Camera.
- Driver/version conflicts: Disconnect the camera, uninstall existing BUFFALO or USB Video Device entries in Device Manager, including hidden devices, then reboot and let Windows install the Microsoft USB Video Device driver. Avoid installing multiple camera driver packages.
Driver Details
| Device | BUFFALO BSW20KM15 USB Camera |
|---|---|
| Vendor | Microsoft |
| Category | Camera |
| Supported OS | Windows 10, 8.1, 7, Vista, XP |
| Published | October 30, 2026 |
| Updated | November 2, 2026 |
This driver download is available for Windows PCs.