Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Is hasn't worked yet this solution.
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Followup on question: A parameter cannot be found that matches parameter name 'EmailAddresses'. of IVC Bodentechnik GmbH
I do have the same issue to add an extra alias on the mailboxes in the tenant.
The extra alias isn't in use jet.
but i don't have the possibility to add a extra smtp address under the ECP portal.
Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
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Is hasn't worked yet this solution.
Hi M.Hellingman,
Is there any update from your side?
Please feel free to let me know if you need further assistance from my side.
Kind regards,
Mac
Hi M.Hellingman,
Greetings.
Thank you for rasing your concern in this community.
From what I know, with this error, you can try these steps:
Go to Exchange Amin center and click on roles. Select Admin Roles.
Add role group, name as Recipient Management and click next.
Click on choose roles and try to find mail recipients and check on this option.
Click on next and try to search for the GA and add yourself to this group.
Click on the next and save.
Try to add the alias from the same GA account.
Run the below mentioned commands: Connect-ExchangeOnline Set-Mailbox mailboxName -EmailAddresses @{Add='******@yourdomain.com'}
Please let me know how it goes for further assistance.
Kind regards.
Mac