Welcome to Justanswer.com, my name is ***** ***** I will do my best to assist you.
To start with, Click the apple sign at the top left of your screen, then click about this mac. And then where it says version, send that to me as a reply.
Apologies for the delay.. Messaging system error..
Have you attempted to download t he CUPS printer driver, and the ICA scanner driver from this page already?
If you downloaded and installed both files. What happened when you tried to add the printer from the System preferences > Printers and Scanners page ?