Go to your Sound Settings > Recording tab. Make sure the USB Audio interface is enabled and set as the default communication device. In your capture software (like OBS), you must manually add the "Audio Input Capture" and select the EasyCap's line-in. Black and White Video
If you need help with driver installation or recommended capture software for Windows 7, let me know.
Before downloading any software, you must know which "brain" is inside your EasyCap. Windows 7 needs a specific driver for the specific chip. Plug the EasyCap into your PC. Open (Start > type "Device Manager"). Look for an "Unknown Device" or "SMI USB." Right-click it > Properties > Details tab. Select Hardware Ids from the dropdown. STK1160: The most common original chip. SMI2021 (SM-USB 007): Very common in newer "DC60" models. UTV007: Often labeled as "HTV600" or "USB2.0 PC Camera." Macrosil (MS2106): Found in many budget clones. 2. Recommended Software & Drivers The Drivers