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.

Download and install or reinstall Office 2021, Office 2019, or Office 2016. Important: Support for Office 2016 and Office 2019 ended on October 14, 2025 and there will be no extension and no extended …

Learn how to download and install apps you need from your Microsoft 365 business subscription.

Training: Sign in to office.com with your Microsoft personal, work, or school account. Watch this video to learn how.

Use the following links to find information about Microsoft 365 or the version of Office you’re considering buying or are beginning to use, including system requirements for each version.

You can do almost everything with the Microsoft 365 Online apps, but some more advanced features are only available with the Microsoft 365 or Office desktop apps.

Sign in to the Microsoft 365 admin center, and choose Office software. Under Language, choose the language you want, and then choose Install. When prompted, choose Run. When asked, Do you …

Get support, help, and learning resources for Microsoft 365. Organize your life, expand your creativity, and protect what’s important with Microsoft 365.

Microsoft 365 is a cloud-powered productivity platform. A subscription to Microsoft 365 provides all of the following: The latest productivity apps, such as Microsoft Teams, Word, Excel, PowerPoint, Outlook, …

Office for the web programs are included in most Microsoft 365 plans. Click a document, or use the three-dot Open Menu in a library to open Word, Excel, PowerPoint, OneNote, and PDF files in your …