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Windows Vista Service Pack 1 (SP1) includes many important updates that help improve the reliability, performance, and security of Windows Vista.

See how Windows Vista puts your pictures and home movies all in one place - along with the tools to perfect, organize, and share them.

Download Windows Defender for Windows XP and help protect your computer against spyware.

Get updates, tips, how-tos, and creative ideas for Windows right in your inbox with the Exploring Windows newsletter.

It's official: there's a magazine for Windows Vista. Subscribe, and discover how Windows Vista makes your PC more powerful, more productive - and more fun!

Keep your shared access computers running smoothly with Windows SteadyState. There is no charge for your genuine Windows XP or Windows Vista computer, download it now or lean more.

Windows Vista Service Pack 1 (SP1) includes many important updates that help improve the reliability, performance, and security of Windows Vista.

Learn about and get the latest Beta version of Internet Explorer, for Web Developers & Designers.

Windows Vista Home Premium is for the family that wants the most from digital entertainment, to stay connected to family and friends, and to track household expenses - all with the peace of mind that comes from being more secure online.

Get the best of the business, mobility, and home entertainment features that Windows Vista has to offer, all rolled into one with Windows Vista Ultimate.

Choose the edition designed for the way you use your PC. From home entertainment to small business productivity, there's an edition of Windows Vista that's right for you.

Find the answers to common questions related to using Windows at home or at work.

Connect with Windows users like you, get tips from the experts, and hear directly from teams at Microsoft. Check out the blogs, chat rooms, webcasts, and articles in our Community websites.

Discover new ways to grow your knowledge of how to use Windows with online chats, online training, and live events.

Designed to meet the needs of large organizations with complex IT infrastructures. Find out more about how Windows Vista Enterprise can help you lower IT costs, increase the productivity of your people, and provide added protection for your company's data.

See how Windows Vista Business will help keep you focused on the growth and success of your business.

Visit the Microsoft Small Business Centre to learn more about how Windows and Office can help keep your business on track.

Windows Desktop Search for Windows XP helps your people quickly find and retrieve e-mail, documents, and files on their PCs and across the network.

For Windows Vista knowledge, there's no better place for IT pros to start than TechNet.

Get the instructions you need to deploy or migrate to Windows Vista. These guides also describe how to configure security, monitor performance, and manage printers.

Learn about and get the latest Beta version of Internet Explorer, for Web Developers & Designers.

Get the information you need to develop applications for Windows Vista at this MSDN Developer Center.

Get started developing solutions that fully optimise the powerful new features and enhancements of Windows Vista.