This article tells you how to add email accounts to the Mail and Calendar apps so you can start sending and receiving email and creating and managing events.

There are several ways to calculate the difference between two times.

Help to decide whether you should install the 32-bit Office version or the 64-bit Office version. Which version is right for you depends on how you plan to use Office. Find out about choosing between 32-bit Office and 64-bit Office.

Microsoft 365 Access のデスクトップ バージョンがなく、Access 2010 以降で実行するためにビルドされたアプリケーションを使用する必要がある場合は、Microsoft 365 Access アプリケーションを実行できる Microsoft 365 Access ランタイムをダウンロードします。

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Add a contact from someone's profile card. If you're using Outlook in an organization and you click someone's name or picture in Outlook or other Office apps and services, you might see a profile card with additional information.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.