Sep 30 2019 09:52 PM
SCENARIO: a user mailbox was created and added in Distribution group with USER UPN and PRIMARY mail address as user@contoso.onmicrosoft.com.
QUESTION: if we change the UPN and Primary SMTP address to user@contoso.com, will the Distribution group Membership remain and will not be affected?
Thanks
Sep 30 2019 11:14 PM