I see the message Software for my product isn't available from Apple. What should I do?

• You can refresh the printer list by doing the following:
  1. Make sure you're connected to the Internet.
  2. Select Applications > Utilities > Terminal.
  3. Enter the text "softwareupdate --list", then press return on your keyboard.
  4. Wait for the $ prompt to appear again, then close the window.
  5. Select System Preferences > Printers & Scanners, then try adding your printer again.