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- HP Community
- Printers
- Printing Errors or Lights & Stuck Print Jobs
- printer is not working

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08-16-2024 10:52 AM
For the past several months my printer has been printing nonsense. However it was still printing work so it was not a big deal. I just turned it off when not in use. However in the past week, it stopped printing altogether. I set it back to factory settings but when I tried to log in and set up Smart Print it came up with an error - UA_400_EB0000U0004 and said I was not the registered user. It stated that I could still print but it simply will not allow me to on my desktop or laptop. This is a fairly new computer so I am not sure why it is not working. I would prefer a phone call to troubleshoot.
08-19-2024 09:41 AM
Hi @Wanda1980,
Welcome to HP Support Community.
Thank you for posting your query, I will be glad to help you.
It sounds like you're dealing with multiple issues with your printer, including an error code and problems with both printing and setting up HP Smart Print. Here’s a step-by-step guide to troubleshoot and resolve the issue:
1. Address the Error Code (UA_400_EB0000U0004)
This error code indicates a problem with your printer’s registration or account status. To resolve it:
Verify Printer Registration:
- Go to the HP Smart website and sign in with the account associated with your printer.
- Check if your printer is listed under your devices. If not, you may need to re-register your printer.
Re-register Your Printer:
- Open the HP Smart app on your computer or mobile device.
- Follow the instructions to add your printer. You might need to enter the printer’s serial number.
- Ensure that your printer is connected to the internet and registered under your HP account.
2. Reset Printer and Reconfigure
Since you’ve already set your printer to factory settings, proceed with reconfiguring:
Reconnect to Network:
- Go to the printer’s control panel.
- Access the network settings and reconnect to your Wi-Fi network.
Set Up Printer:
- Use the HP Smart app to re-add and set up your printer.
- Follow the on-screen instructions to complete the setup.
3. Update or Reinstall Printer Drivers
Download Latest Drivers:
- Visit the HP Support website.
- Search for your printer model and download the latest drivers for your operating system.
Install Drivers:
- Run the downloaded driver installation file and follow the prompts to install or update the drivers.
Reinstall Printer:
- Go to Control Panel > Devices and Printers (Windows) or System Preferences > Printers & Scanners (macOS).
- Remove your printer from the list and then re-add it.
4. Verify Printer Settings
Check for Firmware Updates:
- Ensure that your printer’s firmware is up to date. Check for updates on the HP Support website or through the HP Smart app.
Print a Test Page:
- Print a test page from the printer’s control panel to verify that it is working correctly.
I hope this helps.
Take care and have a good day.
Please mark this post as “Accepted Solution” if the issue is resolved and if you feel this reply was helpful click “Yes”.
Rachel571
HP Support
Sneha_01- HP support