This browser is no longer supported.
Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(265.6, 59%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMP%3C/text%3E%3C/svg%3E)
As subject, can we grant the Send As Permission for Plus Addresses in outlook?
The scenario: -
We have grand the Send As Permission to centralhub@testmail.com under inbox sender@testmail.com
It is able to send the email with From:sender@testmail.com by centralhub@testmail.com
However, it gets failure if we try to send the email with From:sender+AAA@testmail.com.
Could you please advise how to make it works? Much thanks.
The error:
|Unfortunately,the email with subject "Test" wasn't delivered.Trace: Failed messages:com.sun.mail.smtp.SMTPSendFailedException: 554 5.2.252 SendAsDenied; centralhub@testmail.com not allowed to send as sender+AAA@testmail.com;STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied;Failed to process message due to a permanent exception with message[BeginDiagnosticData]Cannot submit message. 0...
Please contact your system admin.
Afaik plus addresses are only supported for receiving messages, you cannot use them to send messages. This is mentioned in the official documentation: https://learn.microsoft.com/en-us/exchange/recipients-in-exchange-online/plus-addressing-in-exchange-online#using-plus-addresses