Yes, I tried creating a new Scene with nothing in it but a basic Video Capture pointed at the Black Magic ATEM.Yes, I tried launching OBS Studio as Admin.Yes, I have uninstalled OBS Studio and re-installed the latest.Yes, I have uninstalled ATEM mini and re-installed the latest.Yes, the ATEM mini camera feed works (I can see it in the Camera app and other tools NO PROB).Yes, I have already looked at web security.