Replace the device with a modern USB capture card that has official Windows 10/11 drivers (e.g., Hauppauge USB-Live 2, EzCAP 116, Elgato Video Capture). Cost: $20–60.
Note: OBS may default to MJPEG or YUY2 encoding. The KWorld device supports both. If the image is green/purple, switch the video format in OBS’s “Video Capture Device” properties → Video Format → choose YUY2. kworld vsusb2800d driver windows 10 work
The original KWorld TVR software will not work. Use these instead: Replace the device with a modern USB capture
| Software | Works? | Notes | |----------|--------|-------| | OBS Studio | ✅ Perfect | Add source → Video Capture Device → Select "USB Video Device". Audio → "USB Audio Device". | | VLC Media Player | ✅ | Media → Open Capture Device → DirectShow: Video="USB Video Device", Audio="Microphone (USB Audio Device)". | | AmCap | ✅ | Lightweight, good for testing. | | VirtualDub | ✅ (32-bit only) | Requires 32-bit version + WDM driver support. | | KWorld TVR (original) | ❌ | Crashes on Windows 10. | So what works
Even if you find the original driver CD or download VS-USB2800D_Driver.zip from old archives, it will not install normally for several reasons:
So what works? A community-developed driver based on the Em28xx Linux driver, ported to Windows via the LibUSB / WinUSB stack.
bcdedit /set testsigning off and reboot.Why this works: Test mode allows any driver to load, even without Microsoft’s signature. The downside is reduced system security.