Article ID: 2599808 - View products that this article applies to.
If you want to update Microsoft Security Essentials in a network that uses a proxy server, follow the steps in the More Information section to configure your computer correctly.
Note Microsoft Security Essentials does not have a proxy configuration for updates. Therefore, you must configure the specific Internet options in Windows Internet Explorer. To do this, follow these steps:
http://go.microsoft.com/fwlink/?LinkID = 87342
To diagnose and fix the problem automatically, visit the following Microsoft website:
Fix the problem with Microsoft Windows Update that is not workingFor more information about how to fix the 0x8024402C error, click the following article number to view the article in the Microsoft Knowledge Base:
900936For more information about how to fix Windows Update errors, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/900936/ )Error code 0x8024402C when you try to install updates on Windows Update or Microsoft Update websites
(https://support.microsoft.com/kb/883821/ )You may receive an error message when you search for available updates on the Windows Update website or on the Microsoft Update website
Article ID: 2599808 - Last Review: April 1, 2012 - Revision: 4.0