How to Migrate Active Directory from Server 2016 to 2022 (Safely & Step-by-Step)
Learn the complete, step-by-step process for a successful Active Directory migration from Windows Server 2016 or 2019 to Windows Server 2022. This comprehensive guide walks you through the entire side-by-side migration plan, ensuring a smooth, secure upgrade with minimal downtime for your organization.
We cover everything from understanding AD architecture and FSMO roles to the practical commands for transferring those roles and safely decommissioning old domain controllers. Perfect for IT professionals, system administrators, and anyone planning an Active Directory upgrade.
[00:11] Introduction to Active Directory Migration Plan (Server 2016/2019 to 2022)
[01:03] Overview of Active Directory Architectural Design (Forest, Domain)
[01:54] Detailed Explanation of the 5 FSMO Roles
[11:36] Migration Strategy: Planning the Side-by-Side Upgrade
[17:30] Installing Active Directory Domain Services (AD DS) Role
[18:47] Promoting the New Server 2022 as an Integrated Domain Controller
[31:25] Verification: Checking Current FSMO Roles with netdom query fsmo
[33:53] Action: Transferring FSMO Roles using ntdsutil
[41:48] Demoting/Decommissioning the Old Domain Controller
[55:57] Active Directory Metadata Cleanup (Sites and Services, DNS)
[01:03:08] Adding a Second New Windows Server 2022 Domain Controller
[01:13:06] Transferring FSMO Roles to the Final Primary DC (DC01)
[01:16:35] Next Steps: Raising Domain Functional Level (DCL) and DNS Upgrade
In This Tutorial, You Will Learn:
Understanding Active Directory Architecture: Forest, Domains, and multi-domain structures.
The 5 FSMO Roles: What they are and how they operate (Schema Master, Domain Naming Master, PDC Emulator, RID Master, Infrastructure Master).
Side-by-Side Migration Strategy: The recommended plan for adding new DCs before removing the old ones.
Step-by-Step Server Upgrade: Installing the AD DS role and promoting your Windows Server 2022 machine as an Integrated Domain Controller.
FSMO Role Transfer: Using the netdom query fsmo and ntdsutil commands to successfully transfer all 5 FSMO roles.
Domain Controller Decommissioning: Safely demoting and removing the old 2016/2019 Domain Controllers.
Metadata Cleanup: Ensuring all references to the old DCs are removed from Sites and Services and DNS.
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