How to uninstall AD sync with on premise without Azure AD Connect

Question

Hi,

How can we break AD sync with our on premise server without Azure AD Connect installed at the on premise server?

We had windows server 2019 with working Azure AD Connect Agent and we must reverted it to backup with windows server 2016. Additional we plan to move this on premise server to Azure cloud. And here is our question. How we can break Azure AD sync with our on premise server without Azure AD Connect installed? We can't install Azure AD Connect agent on windows server 2016 because of it requirements.

Answer 1

@Piotr Janiszewski Thanks for reaching out.

You can run this command in Powershell to turn the sync off.

Set-MsolDirSyncEnabled -EnableDirSync $false  

Also do note that, If you use this command, you must wait 72 hours before you can turn directory synchronization back on.
Check the official document here : https://learn.microsoft.com/en-us/microsoft-365/enterprise/turn-off-directory-synchronization?view=o365-worldwide

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