Add Additional Email Aliases To User In. Click on the Email address tab and press. In the list of user mailboxes click the mailbox that you want to add an email address to and then click Edit.
They are additional email addresses that identify your account. Add an email address to a user mailbox Use the EAC to add an email address. In the Modify SMTP address page select either the Mail Box Enabled Users or Mail Enabled Users option.
Press OK - Save.
You can add up to 30 email aliases for each user at no extra cost. Adding Email Addresses to Recipients Using PowerShell For on-premises and Hybrid deployments we can use PowerShell to manage email addresses. In the Users list find the desired user and open that account page. On the Active Users page select the user Manage email aliases.
