Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser. Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac. Microsoft Support is here to help you with Microsoft products.
Understanding the Context
Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more. Find solutions to common problems, or get help from a support agent. Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.
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Key Insights
Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live. Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account. Use an existing Microsoft account to get started, then add your new account later. Set up your PC using a local account, then learn how to Change from a local account to a Microsoft account.