Use the Active Directory User and Computers snap-in to disconnect all mailbox-enabled users
You cannot remove the Exchange Server 2003 components if the Exchange server still has mailboxes for mailbox-enabled users. To use the Active Directory User and Computers snap-in to disconnect all mailbox-enabled users, follow these steps:
1. Click on Start, point to Programs, point to Administrative Tools, and then click Active Directory Users and Computers.
2. Expand Your_Domain, and then click Users.
Note In this step, Your_Domain is a placeholder for the name of your domain.
3. Press and hold CTRL, Then click on the user name of each user who has a mailbox on the server, right-click any of the selected user names, click Exchange Tasks, and then release CTRL.
4. In the Select a task to perform list, click on Delete Mailbox, and then click Next.
5. On the Delete Mailbox page, click Next.
Run the Exchange Server 2003 Setup program to remove the installed components
You can remove the Exchange components by running the Exchange Server 2003 Setup program from Programs and Features in Control Panel on the computer that is running Exchange Server 2003. To do this, follow these steps.
Note: Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.
1. Click on Start, click Control Panel, then click Add or Remove Programs.
2. In the Currently installed programs list, right-click on Microsoft Exchange, and then click Change/Remove.
3. In Microsoft Exchange Installation Wizard, click Next.
4. In the Action list on the Component Selection page, click on the down arrow next to each component that has been installed, and then click Remove.
Note: Installed components have a check mark in the Action list. When you click Remove, the check mark is replaced by the word Remove.
5. Click on Next button two times.
6. Click Finish.
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Related posts:
- How To Flush the SMTP Mail Queue in Exchange Server 2003
- How to Delete Messages from Queues in Exchange Server 2003
- Recipient Objects, Address Lists, and Distribution and Administrative Groups Management in Windows Server 2003 Environment
- Implementing and Managing Group Policy Objects (GPOs) in Server 2003 Environment
- Forest and Domain Functional Levels in Windows Server 2003 environment

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