If you're on OSX (Apple Mac) you'll need to install our OSX print client instead of the windows client.

Before getting started, you may need to enable the use of non app store programs shown here :

Once you've confirmed your settings will allow you to run non app store applications, the following video shows you how to download and install the mac osx print client:

a video of how to do this is found here : https://www.youtube.com/embed/lfkCPvIYbH0

You may also want to check out automatic printing guide