Add your Microsoft 365 email to the Outlook app
How to use the Microsoft Multi-Factor Authenticator
💻 Add Your New Microsoft 365 Email Account to Outlook
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Open Outlook
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Launch the Outlook desktop app on your computer.
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If this is your first time opening it, Outlook will automatically prompt you to add an account.
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Otherwise, go to:
File → Add Account (Windows)
or
Outlook → Settings → Accounts → + Add Email Account (Mac).
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Enter your new email address
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Type your full Microsoft 365 email address (e.g., yourname@yourdomain.com).
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Click Connect or Continue.
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Enter your password
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When the Microsoft sign-in window appears, enter the password provided for your new account.
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Click Sign in.
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Set up Multi-Factor Authentication (MFA) (if prompted)
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The first time you sign in, Microsoft may ask for additional information.
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Follow the on-screen steps to set up the Microsoft Authenticator app or approve the sign-in on your phone. Click here for instructions on how to use Microsoft's Multi-Factor Authentication.
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Once approved, Outlook will continue connecting.
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Finish setup
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When you see “Account successfully added”, click Done or Finish.
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Outlook may take a few minutes to download your mailbox and calendar items.
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Optional: Set as default account
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If you have multiple accounts, you can set this new one as default under:
File → Account Settings → Manage Profiles → Set as Default (Windows)
or in Preferences → Accounts (Mac).
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