This simple guide shows you how to connect a disconnected mailbox to an AD user:
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected1-300x137.png)
- Open up the Exchange Management Console.
- Expand Recipient Configuration and then click on Disconnected Mailbox
- Click on the user on the right you want to enable the mailbox for.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected2-300x134.png)
- Right click on the mailbox and click on Connect.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected3-300x261.png)
- Step 1 -> Select User Mailbox.
- Step 2 -> Click Next.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected4-300x261.png)
- Step 1 -> Select Existing User.
- Step 2 -> Click the Browse button.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected5-300x271.png)
- Type in the name of the user in the search bar, once found, select it and then click the OK button.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected6-300x261.png)
- The user will now show in the text box as shown above.
- Step 1 -> Enter in the alias
- Step 2 -> Click Next.
![Reconnect a disconnected mailbox in exchange 2010 Reconnect a disconnected mailbox in exchange 2010](https://www.collaborationpro.com/wp-content/uploads/2015/02/disconnected7-300x261.png)
- Review the summary page and then click Connect.
- Once its complete you can click Finish.
Hope it helps.