How to Completely Disable Microsoft Entra Connect Sync (On-Prem AD to Cloud)
Are you ready to fully transition your identity management to the cloud? This comprehensive tutorial guides IT professionals through the critical process of completely disabling Microsoft Entra Connect synchronization, effectively converting all previously synced on-premises Active Directory users to cloud-only accounts within Microsoft Entra ID.
This video is essential for System Administrators, Cloud Architects, and Identity & Access Management (IAM) Engineers looking to decommission their on-premises AD infrastructure and embrace a pure cloud identity model.
🔍 What you will learn in this step-by-step guide:
• Preparation & Prerequisites: Key steps before disabling sync, including user/group cleanup and testing with a single user.
• Disabling Sync on On-Premises Server: How to use PowerShell (Set-ADSyncScheduler -SyncCycleEnabled $false) to stop the synchronization schedule on your Microsoft Entra Connect server.
• Disabling Sync in Microsoft Entra ID (Cloud): A crucial step using Microsoft Graph PowerShell (Update-MgOrganization -OrganizationId $MyOrgId -BodyParameter $var1) to officially disable directory synchronization at the tenant level.
• Verification: Confirming that sync is disabled in both the PowerShell output and the Microsoft Entra admin center GUI.
• Post-Configuration Warnings: Understanding the 72-hour waiting period and implications for re-enabling sync.
This guide is beginner-friendly and explained in a practical way so you can follow along easily in your own Microsoft 365 environment.
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