If you face errors, remember to disconnect the device during initial installation, run installers as administrator, and use the HP Print and Scan Doctor as your first troubleshooting step. With this guide, you should have your printer or scanner working within 15 minutes.

If you have landed on this page, you are likely staring at an error message, a newly connected printer, or a forgotten driver CD that reads "HP A798-C80D-HP00." You are not alone. This alphanumeric string is one of HP’s internal hardware identifiers, and finding the correct driver for it can be frustrating due to HP’s sprawling support database.