Elgato provide zero information on their site to explain this. This is a Windows functionality that generally has lower CPU usage and allows software such as OBS Studio to directly control the device. The latter option uses something known as Directshow. But it is not needed for the Elgato Game Capture HD60 S, Elgato Game Capture HD60 Pro, or Elgato Game Capture 4K60 Pro. 1) First step is to download the current Elgato software from their site. Elgato's HD60S device does not show up as a webcam on in Mac apps.
I'm attempting to get the Spectator View working using an Elgato HD60S and stuck trying to get the Calibration app to successfully work. (Do note that only one of each of the Game Capture HD60S � Elgato hd60s plus.