Forum Discussion
Exchange Online User Unable to use Aliases on Mobile
Hi Exchange Brain Trust, We have a user recently moved to EXO and he has 3 aliases on his mailbox. He's trying to reply to a mail from one of the aliases, it gets send to himself. Anyone seen/worke...
Exchange Online doesn’t support sending from aliases natively on mobile (like iOS Mail or Outlook Mobile). To send from an alias, the user must use Outlook on the Web (OWA) or Outlook Desktop with proper configuration. Mobile apps default to the primary address.