How to Move or Recreate a Mailbox in Exchange Database?

Aftab Alam | Updated On - 30 Dec 2020 |

Read time 6 min

Exchange Administrators always try to optimize the Exchange infrastructure. It helps them keep Exchange in good health and also to avoid unnecessary expenditure on infrastructure. However, when the size of the mailbox database increases, the administrator can choose to either reduce the Exchange database size or he can move mailboxes from one database to another. It all depends on your exchange environment and data management process.

How to move Exchange mailbox to a different database

Two methods are there to move Exchange mailboxes. The one is using Exchange admin center and the second one is using Exchange Management Shell. Both the processes are quite simple, and an administrator can complete them in minimum time.

Using Exchange Administrator Center
  1. To move the mailbox using Exchange admin center, first log in to EAC.
    Exchange Administrator Center
  2. Under Recipients > mailboxes, you can see all the mailboxes. To move them, click on the Migration tab.
    click on the Migration tab
  3. In the migration, click the (+) icon and select the option Move to a different Database.
    Move to a different Database
  4. Select the mailbox(es) which you want to move. Then click OK.
    Select the mailbox
  5. Select the mailbox and click Next.

    New local mailbox move.
    Note: You can also choose to use a CSV file to add mailboxes for migration.

  6. Now, you need to create a new batch. Provide a name to the batch and select the target database.
    create a new batch
    Note: If you have an archive mailbox in your account, then you can choose among various options like Move primary mailbox or archive mailbox if one exists, Move primary mailbox only, or Move archive mailbox only.
  7. Select the recipient account which will get the report of the migration. You can choose more than one account. Here, you can also choose to start the migration automatically or manually.
    start the migration automatically or manually
  8. As soon as the migration begins, you can see it listed in the migration category. And to check the migration status, you can click View details option.
    View details listed in the migration category
  9. After clicking the View Details option, you will see the status of migration; also, you can download the report for the user.
    download the report for the user
  10. After successful migration, the status of the migration batch will change to Completed.
How to recreate a mailbox:

The need to recreate a mailbox arises when you delete a mailbox. Here are some situations which compel you to delete and create a new mailbox –

  • Your Exchange mailbox is inaccessible.
  • To manage another Exchange account where you have administrative rights.
  • To either upgrade or downgrade to another Exchange version.

To recreate an Exchange mailbox, you need to follow the below mentioned steps –

  1. Disable your Exchange mailbox with the following command –
    Disable-Mailbox “<mailbox name>”

    Disable Exchange mailbox

  2. Login to Exchange Administrator Center with an Administrator account and go to recipients>>mailboxes and click + and select User Mailbox.
  3. Click the Browse button.
    Click the Browse button.
  4. Select the account and click OK.
    Select the account and click ok
  5. Click on More Options.
    click on more option
  6. Click the Browse button to select the destination database.
    select the destination database
  7. Select any database and click OK.
    Select any database and click ok

By following all these steps, the mailbox will be connected to the Active Directory, and you can easily use it.


Exchange administrators can easily move or recreate a mailbox using Exchange admin center. But the move may fail if done incorrectly. To save yourself from facing any such complication, just take the assistance of Kernel Migrator for Exchange – Express Edition. It will perform migration in minimum steps and place the mailbox to the desired destination swiftly.

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