Change Primary email address via Exchange Online ECP portal.

Gurudas 886 Reputation points
2022-11-10T05:17:30.82+00:00

Hello Team,

We are trying to change primary email address in Office 365 as per email policy. For some reason Office 365 ECP portal is not allowing us to make changes.

We are currently following below mentioned process as a global administrator of our organization to change a primary email address.

  1. login to the exchange admin center (outlook.office365.com/.../) with the admin account.
  2. click recipients > mailboxes.
  3. select the mailbox and edit it.
  4. click email address, select the email address which you want to edit and click the pencil icon.
  5. check make this reply address and save.

Your reply will be highly appreciated.

Microsoft Exchange Online Management
Microsoft Exchange Online Management
Microsoft Exchange Online: A Microsoft email and calendaring hosted service.Management: The act or process of organizing, handling, directing or controlling something.
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Accepted answer
  1. Vasil Michev 98,201 Reputation points MVP
    2022-11-10T08:24:38.45+00:00

    Seems to work fine here mate. Are you getting any error message or? Don't forget that for a synchronized user, the change must be made in on-premises AD, not the cloud.

    You can always use PowerShell too.

    1 person found this answer helpful.

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  1. Gurudas 886 Reputation points
    2022-11-24T13:17:06.097+00:00

    @Vasil Michev Thank you. The solution provided worked for me. Have a great week ahead!

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