To load ARCADE, first launch your DAW and create a new Instrument track. Next, look for ARCADE (under Manufacturer::Output) in your list of virtual instruments and load it onto the track. 

Note: Unlike many of our other products, ARCADE is not a Kontakt instrument.

For detailed instructions on opening ARCADE in Ableton Live, Logic Pro, Pro Tools, Cubase, Reason, and Bitwig, please see this article.