HowTo: iShowU Audio Capture- Installation (2020)

I have used Soundflower in the past to capture the audio from my Mac and redirect it through a graphic equaliser allowing me to adjust the sound to suit the environment and personal preferences. I have written four tutorials about (see the end of this tutorial).I came across this the iShowU Audio Capture while watching a video tutorial from MacMost called How To Record Your Mac Screen With Computer Audio. So I decided to give it a try. This first tutorial covers the installation. Here is how...