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Error message when you try to add a wireless network to a Windows XP-based computer that has hotfix 917021 applied: "At least one of your changes was not applied successfully to the wireless configuration"

Support for Windows XP has ended

Microsoft ended support for Windows XP on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

Consider the following scenario:
  • You are running a Windows XP-based computer that has hotfix 917021 applied.
  • You try to add a wireless network to the system.
In this scenario, you receive the following error message:
At least one of your changes was not applied successfully to the wireless configuration.
However, this error message is misleading. In fact, all the changes were applied successfully. Therefore, you can safely ignore this error message.

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.


To apply this hotfix, you must have Windows XP Service Pack 2 (SP2) or Windows XP Service Pack 3 (SP3) installed.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other previously released hotfixes.

Registry information

To use this hotfix, you do not have to make any changes to the registry.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Windows XP SP2, x86-based versions
File nameFile versionFile sizeDateTimePlatformSP requirement
Windows XP SP3, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Steps to reproduce the problem

  1. Make sure that the wireless network to which you are connecting is not in the preferred list of wireless networks.
  2. Right-click a wireless local area network (WLAN) connection, and then click View available wireless networks.
  3. Select the service set identifier (SSID) for your test network, and then click Connect.
  4. Enter the wireless security key, and then wait for the connection process to finish.

    You receive the error message that is mentioned in the "Symptoms" section.
Note You do not receive this error message if you manually add the SSID through the network adapter properties.
wep wpa

Article ID: 953609 - Last Review: 10/08/2011 06:57:00 - Revision: 2.0

Microsoft Windows XP Service Pack 2, Microsoft Windows XP Service Pack 3, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional

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