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Windows XP Service Pack 2 (SP2) is a free update for Windows XP.

Windows Vista Service Pack 1 is an update to Windows Vista .

Windows Live Messenger makes it easier than ever to stay connected to the people you care about.

Windows Live Writer makes it easy to share your photos and videos.

Windows Defender protect your files and personal settings, and protect password.

Windows Phone Developer Tools consist of Visual Studio IDE.

Windows Server 2003 administration tools pack provides server management tools.

Windows Desktop Lock can simply lock your PC

Windows Process Security shows comprehensible information about programs

Windows Live Toolbar helps you save time and browse the Web more safely.