If you need to migrate a mailbox between two Office 365 accounts, consider using the MailsDaddy Office 365 to Office 365 migration tool. This powerful application efficiently transfers data from the source Office 365 account to the target Office 365 mailbox. It offers various features, including CSV file support, folder inclusion/exclusion options, and a preview function. Additionally, you can try the free demo edition of the software before making a purchase.
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