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JSI Tip 3222. How do I remove Active Directory if the demotion failed?

If the demotion failed, you can try the brute force approach:

1. Use Regedt32 to navigate to:


2. Edit the ProductType value name and change the data value from LanmanNT to ServerNT, using the exact case.

3. Shutdown and restart the server.

4. Delete the NTDS folder.

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