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

Find the information you need to import to or exporting from Outlook, whether you're using Office 365, Outlook 2016, or a Mac.

Comment se connecter à Outlook sur le web, accéder à votre messagerie, vos contacts et votre calendrier.

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

Microsoft Teams の機能と機能強化は、新しい Teams でのみ利用できます。 従来の Teams を引き続き使用している場合は、今後数か月以内に新しい Teams に自動的にアップグレードされます。

Create Outlook Data Files (.pst) on your computer to save Outlook items by account, project, or to archive older items.

Learn how to troubleshoot Miracast connections and fix problems connecting to a wireless display or dock in Windows.

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.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

Learn how to sign in and out of Microsoft Teams (free) with a Microsoft account, which you already have if you use Skype, OneDrive, Outlook.com, or Xbox Live.