The DeskJet Utilities include:

Online information about the HP DeskJet 600 printer. To access the online information: click Help in the ColorSmart dialog box or the ColorSmart Options dialog box, or double-click the HP DeskJet 600 Printer Information icon in the HP DeskJet Utilities program group in the Program Manager.

Dr. DeskJet diagnostic program, which contains detailed information about common printing problems and easy to understand solutions. To access Dr. DeskJet: click Dr.DeskJet in the Online Information, or double-click the Dr. DeskJet icon in the HP DeskJet Utilities program group in the Program Manager.

Late-breaking release notes in the ReadMe.txt file.