Forum Discussion
cornell1560
Dec 12, 2022Copper Contributor
Mailboxtype is not changed after migration to ExchangeOnline
Hello, i have completed an usermailbox migration and all things are running, but on the on-prem Exchange2016 ist the Mailboxtype not changed to O365-Mailbox. can i do this change with hands? is th...
CasaFire
Jul 21, 2025Iron Contributor
Running Set-Mailbox -Identity user -Type Regular in Exchange Online forces a mailbox type change, but requires the Mailbox Import Export role.