Windows 7 has a built-in driver library.
Connect the Printer: When prompted, connect the USB cable from the printer to your computer. Windows 7 will then recognize the hardware and finalize the configuration. hp officejet 4500 software download windows 7
Clear Print Spooler: If the printer is "Offline," type "services.msc" in the Start menu, find Print Spooler, right-click it, and select Restart. Windows 7 has a built-in driver library