Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
Manage devices used with your Microsoft account
Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.
Microsoft Support
Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Download and install apps - Microsoft Support
Learn how to download and install apps you need from your Microsoft 365 business subscription.
Account help - support.microsoft.com
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.
Microsoft 365 adds advanced Microsoft Intune solutions at scale ...
Dec 4, 2025 · Microsoft 365 extends advanced security and AI-powered endpoint management to more customers
Download and install or reinstall Office 2021, Office 2019, or Office ...
Learn how to install Office 2021, 2019, or 2016 on your PC or Mac.
Change From a Local Account to a Microsoft Account in Windows
A Microsoft account, on the other hand, is associated to an email address and password that you use with Outlook.com, Hotmail, Office, OneDrive, Skype, Xbox, and Windows.
Download, install, or reinstall Microsoft 365 or Office 2024 on a PC …
Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.