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.

Decide which documents to recover from an unexpected close, delete recovered files you don't want, or close recovered files to review later.

Tip: If you have a Microsoft 365 Family subscription, people you've shared the subscription with can also set up a personalized email address with your connected domain.After you've set up your domain, people you've shared with will see an option to add a personalized email address in the premium features section of Outlook settings.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

Learn how to add a printer or scanner in Windows. If your printer connects by a wire, plug it into your device. It'll connect automatically, your PC will download the right drivers, and you can use it right away.

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

In the new Teams, you can switch between apps, respond to chat messages, and join meetings and calls more quickly while using less battery and memory.

If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.

You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.