Error: (8921,243) "Norton LiveUpdate has completed with an unknown error"

To resolve this problem, run Norton AutoFix. If the problem persists, download and run the Norton Remove and Reinstall tool.


Run the Norton AutoFix Tool

  1. Start your Norton product.

  2. In the main window, click Help, and then select Get Support.

    Norton AutoFix automatically checks and fixes issues with the installation of your Norton product, or services that are not running optimally on your computer.

  3. Click Close.

    If the problem persists, go to Step 2.


Download and run the Norton Remove and Reinstall tool

    If you have Norton Family installed, uninstall it before you run the Norton Remove and Reinstall tool.

  1. Download the Norton Remove and Reinstall tool.

    Save the file to the Windows desktop. On some browsers, the file is automatically saved to its default location.

  2. To open the Downloads window in your browser, press the Ctrl + J key.

  3. Double-click the NRnR icon.

  4. Read the license agreement, and click Agree.

  5. Click Remove & Reinstall.

    You may see the Remove button if your Norton product is from your service provider.

  6. Click Continue or Remove.

  7. Click Restart Now.

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

Thank you!

Thank you for using Norton Support.

< Back

Was this information helpful?

DOCID: v64139003_EndUserProfile_en_us
Operating System: Windows
Last modified: 06/02/2017