Add another email alias for a user

Add email aliases to a user

  1. In the Office 365 admin center, go to the Active users page, or choose Users > Active users.

  2. On the Active Users page, select the name of the person you want to edit.

  3. On the right, in the Username / Email Aliases row, choose Edit.

    IMPORTANT: If you get the error message "A parameter cannot be found that matches parameter name 'EmailAddresses" it means that it’s taking a bit longer for Office 365 to finish setting up your tenant, or your custom domain if you recently added one. The setup process can take up to 4 hours to complete. Wait a while so the set up process has time to finish, and then try again. If the problem persists, call Support and they will do a full sync for you.

  4. On the Edit email addresses page, in the text box under Alias, type the first part of the new email alias. If you added your own domain to Office 365, you can choose the domain for the new email alias by using the drop-down list. Then choose Add.

    Tip:  The email alias must end with a domain from the drop-down list. 

  5. When you're done, choose Save.

  6. Wait 24 hours for the new aliases to populate throughout Office 365.

    The user now has a primary address and an alias. All mail sent to and will go to Eliza's Inbox.

  7. When the user replies, the From address will be her primary email alias. For example, let's say a message is sent to, and it arrives in Eliza's inbox. When Eliza replies to the message, her primary email address will appear as the sender, not

Tip:  The email alias must end with a domain from the drop-down list. 


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