Norton Antivirus by Symantec is one of the most popular choices for home PC users when it comes to digital security. It has been a household name for years and is still going strong, providing the best protection from viruses, spyware, malware, and other malicious programs.

It is typically easy to install and use; however, users may sometimes run into errors while installing or using the application. One of the most common Norton errors is Norton error 8504. 

Norton error 8504

The Norton security error 8504 occurs due to installation problems in the program. It can have two variants, the Norton error 8504 and 101, or the Norton error 8504 and 104. Both are caused due to similar reasons, with a slight difference.

Fixing Norton error 8504 and 101

This Norton 360 error 8504, type 101 occurs due to a failed installation process when you are upgrading your Norton product to another version, or because of another antivirus already installed on the computer. Thankfully, this error is easy to fix. All you need to do is follow a couple of steps, and you will be on your merry way.

  • First, download the Norton.
  • Remove and reinstall the tool.
  • Using this, remove the existing Norton product that is giving you the error. For instance, if you experience Norton 360 error 8504, remove Norton 360 using the tool.
  • Restart the computer.
  • Next, uninstall any non-Norton antivirus or security product you may have.
  • Once you do this, proceed with the installation of your Norton product. You should not experience the Norton error 8504 and 101 anymore.

Fixing Norton error 8504 and 104

Another variant of the Norton 360 error 8504, this is caused by failed installs or other non-Norton security products. The method of fixing this issue is similar to error 101.

All you need to do is-

  • Remove any non-Norton security products from your computer and restart it.
  • Download the Norton software.
  • Remove and reinstall tool

Remove your Norton product using the tool, and proceed with the installation again. You should not experience the issue anymore.

If you follow all the steps, and are still not able to get rid of the errors, feel free to contact our Norton support and care services. Be it Norton error 8504 101 or 104, we will solve your problem in a jiffy. Our experts are trained to handle all types of Norton antivirus errors, so that your experience can be a smooth one.