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Remove Exchange Server from domain

How to remove Exchange Server from the domain? You did install a new Exchange Server in the organization. Now that everything is working fine, you want to remove the old Exchange Server. This article will teach you how to remove Exchange Server 2013/2016/2019 from the domain.

Before you start

Make sure that there are no mailbox databases on the Exchange Server. If you have mailbox databases present, it will not let you uninstall Exchange Server from the domain. Move all the mailboxes to other mailbox databases and remove the mailbox database associated with the Exchange Server you want to remove.

Follow these articles before proceeding to the next step:

Remove Exchange Server with wizard

Close all open programs on the Exchange Server. Go to Control Panel and click on Programs and Features. Select the Exchange Server in the programs list. Click on Uninstall.

Disable Antivirus/Windows Defender to speed up the Exchange uninstallation process.

In our example, we will remove Microsoft Exchange Server 2016 Cumulative Update 17.

Remove Exchange Server from domain programs and features uninstall

Readiness checks

The prerequisite analysis will start and check if the setup can continue with the removal. Click uninstall.

Remove Exchange Server

Click next to remove Exchange Server from the domain.

Remove Exchange Server from domain remove exchange server

Setup progress

The first step is removing the mailbox service from the mailbox role.

Remove Exchange Server from domain step 1

Step 4 of 14 is in progress.

Remove Exchange Server from domain step 4

Step 9 of 14 is in progress, which is the removal of the languages.

Remove Exchange Server from domain step 9

Setup completed. Click Finish and reboot the Windows Server.

Remove Exchange Server from domain setup has completed

Did you get an error when removing the Exchange Server?

Read more: An incomplete installation was detected when uninstalling Exchange »

Verify removal Exchange Server

Check that Exchange Server is removed from Programs and Features.

You did successfully remove Exchange Server from the domain.

Don’t forget to remove other tools on the Exchange Server, for example, SCOM or the back-up agent. After that, remove the IP and DNS entries. As of last, remove the AD object in ADUC (Active Directory Users and Computers).

Keep reading: How to remove Exchange from Active Directory »

Conclusion

In this article, you learned how to remove Exchange Server from domain. Make sure that you remove the mailbox databases before proceeding with the Exchange Server uninstall wizard. Reboot the server when the Exchange Server removal is finished.

Did you enjoy this article? If so, you may like Exchange setup failed to install error code 1619. Don’t forget to follow us and share this article.

ALI TAJRAN

ALI TAJRAN

ALI TAJRAN is a passionate IT Architect, IT Consultant, and Microsoft Certified Trainer. He started Information Technology at a very young age, and his goal is to teach and inspire others. Read more »

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