Can't calibrate camera (Windows 7 - need drivers?)

[LightBurn (Oz)]

Connecting USB Cameras

If your desktop is Windows 7, you might need to install the UVC driver bundle. It’s standard on Win8 and later, but an add-on for Win7. I’ve packed them up and placed it here: https://drive.google.com/open?id=1LZFntBE1wyIVT2zgKR7cW4XmZGTJydJt