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HP Recommended
HP Photosmart C4780
macOS 10.15 Catalina

Same problems as everyone else here. I get this error message:

 

One or more components of the HP printing software are corrupted or missing. The print job cannot be completed. To fix this situation, HP recommends reinstalling the print driver software.

 

What is the solution???

1 REPLY 1
HP Recommended

Hi @BrendaKate,

 

I'd like to help!

 

Try the below suggestions-

 

Uninstall the printer software -

 

1. Click Finder in the Dock.

2. In the menu bar, click Go, click Applications, and then open the HP or Hewlett Packard folder.

a) If HP Uninstaller is in the folder, double click it, and then follow the on-screen instructions to uninstall the software.

b) If HP Uninstaller is not in the folder, continue to the next step.

3. Click and drag the HP or Hewlett Packard folder to the Trash icon in the Dock.

4. In the menu bar, click Go, click Go to Folder, type /Library/Printers, then click Go.

The Printers folder opens.

5. Click and drag the HP or Hewlett Packard folder to the Trash icon in the Dock.

6. Restart the Mac.

7. Right-click or Ctrl + click the Trash icon, and then select Empty Trash.

 

To update Mac and printer's firmware

 

To update Mac, try these steps - How to update the software on your Mac

To update the printer's firmware - HP Printers - Updating or Upgrading Printer Firmware

 

Install the printer's software and then try printing -Software and drivers for HP Photosmart C4780 All-in-One Printer

 

Hope this helps! Keep me posted. 

 

And, Welcome to the HP Support Community. 

 

Please click “Accept as Solution” if you feel my post solved your issue, it will help others find the solution.

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