If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions. Sign in to Hotmail or Outlook.com. To sign in to Outlook.com or Hotmail, you'll need your Microsoft Account username and password. Sign-in

Learn how to join the preview and get started with the new Outlook for Windows, a modern and simplified email and calendar app. Compare features, settings, and support options with the classic Outlook and Outlook on the web.

If you use Outlook to view your work or school email in a web browser, you're using Outlook on the web. Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

If you're upgrading to Outlook 2021 for Windows from Outlook 2019, for Windows you'll still have all the features you're used to—and you'll notice a few new ones as well! Note: All features listed here, unless otherwise noted, are also included in Outlook LTSC 2021 for commercial customers.