Norton from Symantec

Error: (8921,251) "Unable to connect to the Norton LiveUpdate server. Please check your Internet connection" when I run LiveUpdate in Norton Security Suite or Norton Business Suite


Check the Internet connectivity

  1. Start your Web browser.

  2. Try to connect to the following website:

  3. If you can connect to the website, go to Step 2.


Run LiveUpdate

  1. Start your Norton product.

  2. Click Tasks.

  3. Under General Tasks, click Run LiveUpdate.

  4. When Norton LiveUpdate is finished, click OK.

    If the problem persists, go to Step 3.


Configure LiveUpdate to use proxy server

    If you do not use a proxy server, skip this step, and run LiveUpdate again.

  1. Start your Norton product.

  2. Click Settings.

  3. Click Administrative Settings.

  4. Next to Network Proxy Settings, click Configure.

  5. In the Network Proxy Settings window, under Proxy Settings check Use a proxy server for HTTP connections.

  6. Type the address and port of the proxy server.

  7. If authentication is required for the proxy, check I need authentication to connect through my firewall or proxy server, and then type the user name and password.

  8. Click Apply and then click OK.

  9. In the Administrative Settings window, click Apply and then click Close.

  10. Run LiveUpdate again.

Thank you!

Thank you for using Norton Support.

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DOCID: kb20091203125059EN_EndUserProfile_en_us
Operating System: Windows
Last modified: 02/02/2016