Hello All, Because of Retiring Azure AD Connect 1.x versions will happen on August 31, 2022, https://docs.microsoft.com/en-us/azure/active-directory/hybrid/reference-connect-version-history So I've installed a Server 2012 R2 to Join with My Samba Ad DC and would like to try to this Azure Sync 1.6 I've try with password hash synchronization -- Fail (unable to login with the correct password) Pass-through - (will work without issue but once the Server 2012 is offline auth will fail) Please advise any possible solution you all have in mind Thank You Regards, Min Wai