Open-Xchange to Office 365 Migration Guide
Important: When you sign in to MigrationWiz, you are redirected to the Getting Started page in MSPComplete. To get to a migration project created before April 4, 2017, click the Go to Projects button on the Getting Started Page. To create a new project for the migration scenario documented in this article, click the waffle icon () in the top navigation bar of MSPComplete, and select the appropriate migration product.
Create an administrator account in Office 365 to be used for migration, or use the global admin account for the tenant.
Set up accounts on Office 365 and assign licenses. These can be created in several ways:
this video to see a walk-through of the steps below.
Create the Mailbox Migration project.
Set the project to use impersonation at Destination. Checkmark the
Use impersonation at Destination box.