Forum Discussion
Change email alias to on.microsoft.com account as primary
Hi, I'm performing an O365 tenant-to-tenant migration. I need to remove the domain name for the source domain and register and verify it in the destination domain. I'd like to make sure that all use...
Microsoft has defined a script from one Microsoft 365 or Office 365 organization to another. Please refer if it suitable for your requirement.
https://docs.microsoft.com/en-us/exchange/mailbox-migration/migrate-mailboxes-across-tenants
https://docs.microsoft.com/en-us/exchange/mailbox-migration/migrate-mailboxes-across-tenants