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How to change Alias name in Office 365
I can't change alias name where appeared the message " the object is being synchronized from your on-premises organization. This action should be performed on the object in your on-premises organiza...
- If you are running a hybrid config, you need to use the set-remotemailbox with the -alias parameter with the on premises Exchange shell instead.
Set-remotemailbox -identity walid.fawzy@contoso.com -alias wfawzy
Hi Walid Fawzy,
You can change it using this article https://support.microsoft.com/en-us/help/2824766/mailnickname-or-alias-attribute-in-exchange-online-doesn-t-match-what