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How to fix “Norton LiveUpdate Unknown Error” (8921, 243)?


Updating an antivirus is an important aspect as without updating, the new malicious codes won’t be repaired and fixed by the outdated antivirus and this is the sole reason of providing the update to your Norton antivirus. To get the complete security for your system you should regularly update your antivirus. But there are times when the update does not get completed properly and the customers receive an error such as “Norton LiveUpdate has completed with an unknown error” (8921, 243). This really annoys the users as it says that the update has completed but with an error but in reality, LiveUpdate has not updated the application and the antivirus does not scan the new virus and any malicious activity on the computer which puts the users on the risk of getting hacked. In such cases, customers do not know what should they do or how they can update their application or should they start the update again. In such situations, if customers are not able to solve the error then they should get in touch with the Norton Customer Support team for easy solutions and if you want to manually solve this problem then you can follow the steps which are provided below by our experts.


Steps to fix “Norton LiveUpdate has completed with an unknown error” (8921, 243) Step 1: To solve this, users have to run the Norton AutoFix tool. Step 2: Restart the computer and then start the antivirus and go to the “main window”, then click on “help” and then select “get support”. Step3: The Norton AutoFix will automatically scan the errors and issues which are related to installation or update. Step 4: Now click on “close” and try to update the antivirus again. If the problem still persists then users are required to uninstall the program and then reinstall it. Step 5: To do so, you are required to download and run the Norton remove and reinstall tool.


Step 6: Start the computer and browse through the official website of the application and download the remove and reinstall tool and after you download it, save the file on your desktop so that it is easily found. Step 7: You now have to double-click on the downloaded file or the “NRnR icon”. Step 8: Now the license agreement form will be shown, read it and then click on “agree”. Step 9: Then click on “Remove & Reinstall” and then click on “continue” or “remove”. Step 10: After that click on “restart now” then follow the steps provided by the window prompts to reinstall the application.


If you are still not able to solve this problem then you should take support from the qualified experts by calling on Norton Support Number toll-free to get the best support immediately as we are available 24X7 for the service of the users.

How to fix “Norton LiveUpdate unknown error” (8921, 243)?  

If you are still not able to solve this problem then you should take support from the qualified experts by calling on Norton Support Number...

How to fix “Norton LiveUpdate unknown error” (8921, 243)?  

If you are still not able to solve this problem then you should take support from the qualified experts by calling on Norton Support Number...

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