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# Microsoft releases Windows update Firefox plug-in
- URL: https://www.chrismessina.me/blog/microsoft-releases-windows-update-firefox-plug-in/
- Published: 2005-11-21T15:59:41.000Z
- Updated: 2026-03-25T03:44:48.000Z
- Author: Chris Messina
- Tags: Asides

Microsoft has [released a plug-in](http://www.computerweekly.com/Articles/2005/11/21/213049/MicrosoftreleasesWindowsupdateFirefoxplug-in.htm?ref=chrismessina.me) for the rival open-source Firefox browser to allow users to validate their Windows-based systems prior to downloading software updates from the company.