Setting up your Microsoft 365 mailbox in Outlook

You can also read: Setting up your Microsoft 365 mailbox in the Outlook app for Mac

Follow these steps in Outlook on your Windows computer.

1. Click on “File” in the top left corner and click on “Add account”
2. Enter your e-mail address and check the option to set up your account manually in the advanced options
3. Now choose “Microsoft 365”
4. Enter your password and continue
5. As soon as the authentication is done, your mailbox is added to Outlook. Possibly, you’ll need to restart Outlook.