Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

Learn more about how to find all your apps and programs in the all new Windows Start menu.

Learn how to use the Analysis ToolPak to perform complex Excel data analysis. Explore the various data analysis functions available in Excel.

Need help setting up an Xbox account or signing in to Xbox on your console, PC, or mobile device? This solution will help you sign in or create a new account.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

Learn how to use command-line switches to customize the startup process for Word, Excel, PowerPoint, Outlook, and Access. Find examples and troubleshooting tips.

Outdated software can cause problems with a Windows upgrade, so removing old or nonessential applications can help. If you plan to reinstall the application later, make sure you have the installation media and all required activation information before removing it.