Explore Microsoft products and services and support for your home or business. Shop Microsoft 365, Copilot, Teams, Xbox, Windows, Azure, Surface and more.

Access all your Microsoft apps, services, and games with one account. Whatever you’re doing, wherever you are, just go.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Sign in to your Microsoft account to manage your settings and access personalized services.

Sign in to your Microsoft account to access personalized services and manage your settings.

Microsoft is the largest software maker, one of the most valuable public U.S. companies, [a] and one of the most valuable brands globally. Microsoft was founded by Bill Gates and Paul Allen to develop and sell BASIC interpreters for the Altair 8800.

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Microsoft 365 subscriptions include a set of familiar productivity apps, intelligent cloud services, and world-class security in one place. Find the right plan for you.

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

Experience the latest Microsoft Windows 11 features. Learn how our latest Windows OS gives you more ways to work, play, and create.