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  1. Download, install, or reinstall Microsoft 365 or Office 2024 on a PC or ...

    Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

  2. Sign in to Microsoft 365

    Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.

  3. 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.

  4. All Products - support.microsoft.com

    Find out how to get support for Microsoft apps and services.

  5. Get help with your Microsoft account - Microsoft Support

    Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

  6. What’s New in Microsoft 365 Copilot | November & December 2025

    Dec 17, 2025 · Welcome to the special edition of What's new in Microsoft 365 Copilot for both November and December 2025! Every edition, we highlight new features and enhancements to keep Microsoft …

  7. How to get help in Windows - Microsoft Support

    Search for help on the taskbar, use the Tips app, select the Get help link in the Settings app, or go to support.microsoft.com/windows.

  8. Windows help and learning - support.microsoft.com

    Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

  9. Microsoft Project Online is retiring: What you need to know

    Sep 5, 2025 · Why is Microsoft retiring Project Online? The legacy architecture of Project Online limits our ability to deliver modern, AI-powered experiences. Microsoft is investing in Planner and the …

  10. November 11, 2025—KB5068861 (OS Builds 26200.7171 and …

    Nov 11, 2025 · Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack …