: All v1.x versions of Azure AD Connect are retired because they use SQL Server 2012 components that are past their end-of-support life.
Directly downloading and installing Azure AD Connect (now known as ) on Windows Server 2008 R2 is no longer recommended or fully supported for modern cloud environments . While older versions like v1.x once supported this OS, they were officially retired on August 31, 2022, and may fail to connect to modern Microsoft Entra ID services. download azure ad connect for windows server 2008 r2
For current security and functionality, the minimum OS requirement for Entra Connect is or later. Why You Can't (and Shouldn't) Download it for 2008 R2 : All v1
To continue syncing your on-premises Active Directory with the cloud, use a approach: For current security and functionality, the minimum OS
: Windows Server 2008 R2 reached its final end-of-support milestone in early 2026. Recommended Path: Swing Migration