This is particularly beneficial for organizations undergoing mergers, acquisitions, divestitures, or splits.Ĭross-tenant mailbox moves use an invitation and consent model to establish an Azure Active Directory application used for authentication between tenants. These features provide the ability for admins to complete user data migration between tenants, resulting in a faster and lower-cost migration. DoD tenants can use these features with other DoD tenants (Preview).GCC High tenants can use these features with other GCC High tenants (Preview) and.WW tenants can use these features with other WW tenants.GCC, GCC High, and DoD are still in Preview, so currently: Specifically, the cross-tenant mailbox migration and cross-tenant OneDrive migration features previously in Preview are now generally available in our WW environment.

Today, we’re thrilled to announce that cross-tenant user data migration is now generally available. Historically, admins that needed to move mailboxes between Microsoft 365 tenants were required to export or offboard the mailbox to on-premises and then import or onboard the mailbox to a new tenant. Cross-tenant User Data Migration is Now Generally Available

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