Solution For Connecting A Disconnected Mailbox In Exchange Server

Looking for a perfect solution for connecting a disconnected mailbox in Exchange 2013 server? Then stay connected with the blog. Here, you will definitely find the complete solution to resolve Exchange 2013 disconnected mailbox not showing the issue.

While you disable a mailbox in the exchange server, Exchange retains all the mailbox data in the mailbox database and transfers the mailbox to a disabled state. In this scenario, the exchange attributes also vanish from the corresponding Active Directory user account, but the user Exchange account Id is reliable to its original state. 

The mailbox is at its prominent state until the removed mailbox retention period expires. Its default time duration is 30 days, and after that, the data is permanently deleted (or purged) from the mailbox database. Thus for connecting a disconnected mailbox in Exchange 2013, you can use the Exchange Admin Center or the Exchange Management Shell to reconnect it to the original Active Directory user account.

Reason Behind the Exchange mailbox disabled

When the Exchange Mailbox disabled: In this case, the exchange mailbox still presents in the exchange server database but in the disabled state, it is not accessible. It remains disabled until the default 30 days period is over. Besides this, it will be removed from the database.

Deleted or soft-deleted mailbox exchange 2013: Mailboxes are also known as disconnected when one cannot access them until they are connected back to the user account. A soft-deleted mailbox exchange 2013 will recover within the retention period.

Here, we learned the reason behind the disconnected mailbox by soft-deleted or disabled. Now, by running the given below command in the cmdlet of Exchange Management Shell. You will get the still existing mailbox database.

$dbs = Get-MailboxDatabase

$dbs | foreach {Get-MailboxStatistics -Database $_.DistinguishedName} |

where {$_.DisplayName -eq “<DisplayName>”} | Format-List DisplayName,Database,DisconnectReason

Note: Enter the mailbox name in the place of the bold text in the mentioned-above cmdlet.


Here,  you will find the Display Name, Database, and Disconnect Reason (Disabled or Soft-deleted).

Methods For Connecting a Disconnected Mailbox in Exchange 2013

To get disconnected mailbox Exchange 2013, Microsoft has provided two manual ways: Using Exchange Admin Center or by executing cmdlets in the Exchange Management Shell. We are going to understand both the method steps one by one in detail.

Method 1: Reconnect Disconnected Mailbox via Exchange Admin Center

In this section, we look at the step-by-step guide for Connecting a Disconnected Mailbox in Exchange 2013 with the help of the Exchange Admin Center. Follow the steps carefully:

Step 1: First of all, Login into the Exchange Admin Center with the required credentials.

Step 2: In the opening dashboard, Go to the recipients section>> mailboxes

Step 3: Then click … (More) and select Connect a mailbox option from the drop-down list and press on it.


Step 4: Another wizard displays you the disconnected mailboxes. Here, select the mailbox and click on the connect icon.


Step 5: The next popup window will give you the option to connect to the above user account or another user account. Select the required option as per your need.


Step 6: Note: If you select the second option, a page will pop up on the screen showing different mailbox types. You can choose the desired option and click on the Next button.


Step 7: Tap on the Browse button and add the desired mailbox of the selected type and click the Finish button.


Step 8: The mailbox gets connected to the particular user account and will be out of the disconnected state.

Therefore, connecting a disconnected mailbox in Exchange 2013 is successfully performed through the Exchange Admin Center interface.

Method 2: Reconnect Disconnected Mailbox via Exchange Management Shell 

In this section, we use the Mailbox cmdlet for connecting a user account in the Exchange Management for disabling the mailbox. Here, you have to specify the type of mailbox that you want to connect. The following examples display the syntax for reconnecting user, linked, shared, and archive mailboxes.

This example defines the solution of connecting a disconnected mailbox in Exchange 2013. The given parameter specifies the connection of the mailbox in the Exchange database.


Connect-Mailbox -Identity "Jeffrey Zeng" -Database MBXDB01 -User "Jeffrey Zeng"

This example connects a disabled mailbox. The Identity parameter defines the disconnected mailbox in the Exchange database. The LinkedMasterAccount parameter allocates the Active Directory user account in the account forest you want to reconnect the mailbox. The portion of the email address on the left side for the reconnected mailbox.


Connect-Mailbox -Identity "Kai Axford" -Database MBXDB02 -LinkedDomainController FabrikamDC01 -LinkedMasterAccount kai.axford@fabrikam.com -Alias kaia

Here, it connects a shared mailbox.


Connect-Mailbox -Identity "Corporate Shared Mailbox" -Database "Mailbox Database 03" -User "Corporate Shared Mailbox" -Alias corp shared -Shared

Shows connects a personal archive to the primary mailbox using the mailbox GUID stored in the exchange mailbox database DB01.


Connect-Mailbox -Identity "95352f8b-e5aa-496f-ac7f-ce93357d7b0c" -Archive -User "Megan Bown" -Database "DB01"

Sometimes, you do not know the name of the personal archive. Then you can find it in the Exchange Management Shell by running the given below command. Using this example, you will get all the personal archive mailbox data.


Get-MailboxDatabase "DB01" | Get-MailboxStatistics | Where {($_.DisconnectDate -ne $null) -and ($_.IsArchiveMailbox -eq $true)} | Format-Table DisplayName,MailboxGuid -AutoSize

Therefore, connecting a disconnected mailbox in Exchange 2013 is successfully performed through the Exchange Management Shell. 

These are the simple steps to reconnect the disabled mailboxes into the exchange server. But these steps are a little bit complex, time-consuming, need too much technical knowledge,  and chances of data loss. So to avoid these complexities, you can Convert EDB to PST for importing the mailbox in the Exchange database into PST that can later be exported to the Exchange database to get a proper connection.


In this blog, we learn the reason behind the Exchange mailbox disabled. After that, understand the step-by-step guide for connecting a disconnected mailbox in Exchange 2013 via Exchange Admin Center and  Exchange Management Shell. Moreover, know about the SysInfo EDB to PST Converter to view the mailbox data in the exchange server easily.


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