The USB2/USB3 camera shield is none UVC camera, for Windows machine you need to install the camera driver before normal operation. Driver can be found from Arducam github folder.
Once you plug the camera to the USB port, on your Windows Device Manager you can find a new device like the following screenshot.
Double click the new device FX3, and click the Update Driver to manually install the camera driver.
Browse the file from the driver folder where you downloaded to.
Navigate to the driver path.
Confirm to install the camera driver.