Many tasks for Office products don't require a product key because your Microsoft account takes care of them instead.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

After you create your drop-down list, make sure it works the way you want. For example, you might want to check to see if Change the column width and row height to show all your entries.. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.

This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.

Add or subtract months from a date with the EDATE function. You can use the EDATE function to quickly add or subtract months from a date.. The EDATE function requires two arguments: the start date and the number of months that you want to add or subtract. To subtract months, enter a negative number as the second argument.

To change the default app, you can do either of the following: Set a default for a file type or link type In the search bar, enter the file type or link type you want, then select it from the list of results.

Using the new Microsoft Teams, you can now be logged into multiple work, school, and personal accounts on the Windows desktop app. Easily switch back and forth between organizations, including guest organizations. See and change your notification settings for your various accounts.

Scan the page and save it on your computer in a common file format: .bmp, .jpg, or .png. For information on how to use your scanner, use the manufacturer’s manual or Web site.

Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.

Note: If you're using Microsoft 365, you should stay signed in so that Office stays activated.If you sign out, Office will prompt you to sign back in. To learn more, see What happens when you sign out of Office.