How to update Microsoft Security Essentials through a proxy

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Article ID: 2599808 - View products that this article applies to.
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SUMMARY

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.

MORE INFORMATION

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:

  1. Start Internet Explorer.
  2. On the Tools menu, click Internet options.
  3. On the Connections tab, click LAN settings.

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  4. In the Local area network (LAN) settings dialog box, follow these steps:
    1. Click to clear the Automatically detect settings check box.
    2. Click to select the Use a proxy server for your LAN check box.
    3. In the Address field, type the web address of the proxy server.

      Note  If you use an IP address for the proxy server, make sure that you do not include leading zeros. For example, use 130.25.0.1 instead of 130.025.000.001. 
    4. In the Port field, type the port number that is assigned to the proxy server.

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    Important If you do not know the web address or port number of the proxy server, contact the network administrator.
  5. Update Microsoft Security Essentials again.
Important If you still cannot update Microsoft Security Essentials, you can download the update package by clicking the following link:
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 working
For more information about how to fix the 0x8024402C error, click the following article number to view the article in the Microsoft Knowledge Base: 
900936 Error code 0x8024402C when you try to install updates on Windows Update or Microsoft Update websites
For more information about how to fix Windows Update errors, click the following article number to view the article in the Microsoft Knowledge Base:
883821 You may receive an error message when you search for available updates on the Windows Update website or on the Microsoft Update website

Properties

Article ID: 2599808 - Last Review: April 1, 2012 - Revision: 4.0
APPLIES TO
  • Windows 7 Enterprise
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Starter
  • Windows 7 Ultimate
  • Microsoft® Security Essentials
  • Windows 7 Professional
Keywords: 
kbstepbystep kbhowto kbprb kbtshoot KB2599808

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