- Sign in to Microsoft 365
For Microsoft 365 or Office apps installed on a Windows PC: If you're not already in a Microsoft 365 or Office file or document, open an app such as Word or Excel, and open an existing file, or create a new one Select File > Account (or Office Account if you're using Outlook)
- Contact Us - Microsoft Support
Contact Microsoft Support Find solutions to common problems, or get help from a support agent
- Download, install, or reinstall Microsoft 365 or Office 2024 on a PC or . . .
If Microsoft 365 installation fails, see What to try if you can't install or activate Office for Mac Launch an app and start the activation process Click the Launchpad icon in the Dock to display all of your apps Click the Microsoft Word icon (or another Microsoft 365 or Office icon) in the Launchpad
- Reset your PC - Microsoft Support
After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10 Your PC will still work, but we recommend moving to Windows 11
- Download and install or reinstall Office 2021, Office 2019, or Office . . .
Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Office for personal use through your company, see Install Office through Workplace Discount Program Volume license versions: If you work in an organization that manages your installations, you might need to talk to your IT department Some organizations
- How to sign in to a Microsoft account
Microsoft accounts are for personal use, and for accessing services like Outlook com, Xbox or Skype Microsoft work and school accounts are for organizations that use Microsoft 365 for business Choose your account type, or learn more about the differences
- How to get help in Windows - Microsoft Support
Here are a few different ways to find help for Windows Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web
- Microsoft Support
Microsoft 365 Copilot app is the starting place to ask, create, and draft with Copilot, plus your favorite apps and content in one place Discover what you can do Download Microsoft 365 Copilot app
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