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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
I applied that command with power shell but appears error
Set-remotemailbox : The term 'Set-remotemailbox' is not recognized as the name of a cmdlet, function, script file, or operable program.
If you didn’t already you would need to import the Exchange module and connect to you onprem environment (or try running it from the Exchange Management Shell on the server itself).