ad migration plan

An AD migration plan involves upgrading Active Directory domain controllers to newer Windows Server versions, such as Windows Server 2025. This process requires a disciplined migration plan, careful testing, and attention to high-risk failure modes that can break replication or block forest-wide features. Key considerations include optional database page format changes, security updates, and operational procedure adjustments. The tag covers planning, risks, and best practices for migrating Active Directory environments, focusing on enterprise IT infrastructure and domain controller upgrades.