Download an older, Windows 7-compatible version of OBS. Add a new Video Capture Device source and select the IT9910 interface.
Since patched drivers are often unsigned, you must tell Windows 7 to allow them. Restart your computer. Press repeatedly before the Windows logo appears. Select "Disable Driver Signature Enforcement" . 3. Manual Driver Installation Plug in the IT9910 Grabber. Open Device Manager . it9910 grabber device hd drivers for windows 7 64bit patched
This is a common USB power management issue. Go to , find the IT9910 device, right‑click → Properties → Power Management , and uncheck “Allow the computer to turn off this device to save power” . Download an older, Windows 7-compatible version of OBS
However, for budget users on Windows 7 64bit, the patched IT9910 driver remains the most practical solution. Download an older