How To Fix Norton Error 8504?

The Norton error 8504 may occur if you have another Antivirus software on your computer. When you are trying to install or update the Norton Antivirus software, the Norton error may pop up, and the process gets failed. Fix the Norton error code 8504 by following the ways given below.

Norton Error 8504

Step 1: Removing other Security software

  • Uninstall any other Antivirus or security programs from your computer.
  • Press the Windows and R buttons together to open the Run dialog box.
  • Type “appwiz.cpl” in the Search section, and press the Enter key.
  • Now, you can view the list of software installed on your computer.
  • Select the other Security software you want to remove and click on the Uninstall button.
  • Complete the uninstallation process by following the instructions on the screen.
  • Restart your computer and check if the issue is resolved.
  • If the Norton error 8504 occurs again, you can continue with the next step.

Step 2: Reinstall the software using the Norton tool.

  • Go to the official Norton website from your browser.
  • Choose your region and navigate to the Support page.
  • Select the Norton Remove and Reinstall tool and click on the Download button.
  • Run the installer file of the Norton tool, and agree with the license agreement of Norton.
  • Go to the Advanced options and select the Remove only button.
  • Click Remove and restart your computer.
  • Download the Norton Antivirus software from the official Norton website.
  • Complete the installation process by following the instructions on the screen.

Step 3: Update the Graphics card

  • Launch the Run Dialog box and type “devmgmt.msc” and click OK.
  • Open Display adapters and select HD Graphics card.
  • Right-click on the HD Graphics card option and select Update Driver software.
  • Press the Alt and Enter keys together to check the status of the update.
  • Restart your computer after the updating process is complete to resolve the issue.
  • Check whether the Norton error 8504 issue has been resolved.


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