The IT9910 can struggle with audio-to-video synchronization on Windows 7. To fix this: Go to Sound Settings > Recording . Find the "Digital Audio Interface" (IT9910).
If the device is recognized but shows no video in software like OBS or AmCap:
If prompted with a red warning box stating "Windows can't verify the publisher of this driver," select Install this driver software anyway . Common Troubleshooting Issues
Right-click your IT9910 device and select . Choose Browse my computer for driver software .
Use version 27.x or older for the best Windows 7 stability.
The IT9910 is a high-definition video processor often found in budget-friendly video capture dongles. While Windows 10 and 11 often include generic UVC (USB Video Class) drivers that recognize these devices instantly, Windows 7 usually requires a specific vendor driver.