Double click on the Download Now! link next to the Chord Set you want and save it to your computer. Then, unzip the file using WinZip and save the .cch file into your chordsets directory.

You can then open the Chord Set from within Chord Coach by clicking on the Open icon. If Chord Coach was open when you downloaded the Chord Set you will need to click on the Refresh button located within the Chord Set browser.