![How to Fix “Mailbox is Locked ” – Office 365 Sync Fails after Migration Manually? Office 365 Sync Fails after Migration Manually](https://www.howtotrickz.com/wp-content/uploads/2020/05/Office-365-Sync-Fails-after-Migration-Manually.jpg)
How to Fix “Mailbox is Locked ” – Office 365 Sync Fails after Migration Manually?
While migrating Exchange mailbox from one database to a different, the Exchange Administrator doesn’t get to sync the info to every folder, but Exchange Server does it automatically. But occasionally you will encounter some error related to the syncing of a mailbox. One such error is following – Couldn’t switch the mailbox into Sync Source…