You receive a "This version of Microsoft AntiSpyware has expired as of July 31, 2005" error message

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Article ID: 905222 - View products that this article applies to.
Beta Information
This article discusses a Beta release of a Microsoft product. The information in this article is provided as-is and is subject to change without notice.

No formal product support is available from Microsoft for this Beta product. For information about how to obtain support for a Beta release, see the documentation that is included with the Beta product files, or check the Web location where you downloaded the release.
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Microsoft Windows AntiSpyware (Beta) stops running. Additionally, you receive the following error message:
This Version of Microsoft AntiSpyware has expired as of July 31, 2005.


Windows AntiSpyware (Beta) builds earlier than build 1.0.613 expire on July 31, 2005.


To resolve this issue, install the latest build of Windows AntiSpyware (Beta). The latest build will extend the expiration date to December 31, 2005.

Windows Defender The following file is available for download from the Microsoft Download Center:

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Download the WindowsDefender.msi package now.

Release Date: May 23, 2007

For more information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Note After you install the latest build of Windows AntiSpyware (Beta), you may have to restart the computer.


We recommend that you download the latest build of Windows AntiSpyware (Beta), currently build 1.0.615. Windows AntiSpyware (Beta) build 1.0.615 expires on December 31, 2005.

This prerelease (beta) software is distributed for feedback and testing purposes. Microsoft does not provide technical support for beta products. If Windows AntiSpyware (Beta) is causing an issue with a computer, we recommend that you remove Windows AntiSpyware (Beta). To remove Windows AntiSpyware (Beta), use Add or Remove Programs in Control Panel. If the issue persists, use System Restore.

During the beta period for Windows AntiSpyware, technical support will be limited to the following set of Microsoft newsgroups:
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.


Article ID: 905222 - Last Review: July 1, 2010 - Revision: 3.0
  • Microsoft Windows AntiSpyware (Beta)
  • Microsoft Security Essentials
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