What are the requirements for setting up Google Chromecast? Using this Chromecast setup on mac it will be possible to view content on a big screen in the comfort of your home or even at the office. This article will show you the A-Z of Google Chromecast and teach you how to Chromecast from Mac. Chromecast setup on Mac is easy and changes everything in regards to digital media streaming. Before the arrival of Google Chromecast it was necessary to install additional software to wirelessly send photos, audio, and videos to your television through your Mac.