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

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Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive.

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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 …

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.

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

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

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