How to remove a obsolete domain controller in Active Directory

To remove an obsolete domain controller from Active Directory, follow these steps:

  1. Removing Metadata via Active Directory Users and Computers:
    • Log in to the domain controller server as a Domain/Enterprise administrator.
    • Navigate to Server Manager > Tools > Active Directory Users and Computers.
    • Expand the Domain > Domain Controllers.
    • Right-click on the domain controller you need to manually remove and click Delete.
    • Confirm the deletion by clicking Yes within the Active Directory Domain Services dialog box.
    • If the domain controller is a global catalog server, click Yes in the next window to continue with deletion.
    • If the domain controller holds any FSMO roles, click Ok to move them to an available domain controller.
  2. Removing the DC Server Instance from Active Directory Sites and Services:
    • Go to Server Manager > Tools > Active Directory Sites and Services.
    • Expand the Sites and locate the server you want to remove.
    • Right-click on the server and click Delete.
    • Confirm the deletion by clicking Yes.
  3. Remove Metadata via


    • Open Command Prompt (admin) by right-clicking on Start and selecting it.
    • Type

      and press Enter.

    • You’ll be presented with the metadata cleanup prompt.
    • Next, type
      remove selected server <servername>



      with the domain controller server you wish to remove).

    • Confirm by clicking Yes when presented with the warning window.
    • Execute the

      command twice to exit the console.

Remember that using


is still the proper way to remove a domain controller in an Active Directory infrastructure. However, certain situations, such as server crashes or DCPROMO failures, may require manual removal of the DC by cleaning up its metadata123. 🗄️🔍

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