Make sure your Windows XP-based PC is ready to run Windows Vista. Download and run the Windows Vista Upgrade Advisor.

Now it's safer and easier to connect with the people who matter most. See how Windows Vista will change the way you communicate.

Get the newly released deployment, compatibility, and activation tools you need to start your Windows Vista rollout.

Daylight saving time is starting three weeks earlier this year, but many computers don't know it yet. Learn how to update your PC to make the change.

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.

Discover the power of virtualization and how it can help your company save time and money. Download Virtual PC 2007 for free.

Choose products that are Certified for Windows Vista to get a superior experience with your software, photos, music, videos, games, and online communications.

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.

This e-learning course introduces the features of Windows Vista. It will familiarize you with the interface and help you get started using Windows Vista right away.

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.

Visit the Microsoft Small Business Center 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.

Working mobile is about to take a leap forward with Windows Mobile 6—bringing great enhancements to familiar Microsoft mobile applications.

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

Gain a solid understanding of how to implement and support Windows Vista with this collection of online clinics from Microsoft Learning.

Considering Windows Vista migration? Download this network-wide readiness assessment tool today and assess your existing PCs’ readiness for Windows Vista.

In Windows Vista Virtual Labs, see how Windows Vista provides the most productive, secure, and reliable platform to create connected applications.

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

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