Norton from Symantec

Error: "8506,421" appears on my Norton product

In many cases, this error can be fixed by restarting the computer. If the problem persists even after you restart the computer, you need to uninstall and reinstall your Norton product. Download and run the Norton Removal Tool to uninstall your product.

Download and run the Norton Removal Tool

  1. Download the Norton Removal Tool.

    Save the file to the Windows desktop.

  2. On the Windows desktop, double-click the Norton Removal Tool icon.

  3. Follow the on-screen instructions.

  4. Restart your computer.

    After the computer restarts, follow the on-screen instructions to reinstall your Norton product.

Thank you!

Thank you for using Norton Support.

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DOCID: v80281719_EndUserProfile_en_us
Operating System: Windows
Last modified: 01/07/2016