.local AD migration to .com with existing UPN Entra sync in place

Administrator 0 Reputation points
2025-05-09T16:12:04.9966667+00:00

I've been tasked with helping to migrate a .local AD to a new .com domain AD, but the existing .com domain has been setup as UPN for Entra ID sync. How can I migrate from .local to .com AD but preserve user UPN so that sync to Entra ID still works? Migration is from WS2012R2 to WS2025.

Active Directory
Active Directory
A set of directory-based technologies included in Windows Server.
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