diff --git a/defender-endpoint/tune-performance-defender-antivirus.md b/defender-endpoint/tune-performance-defender-antivirus.md
index 890054f52b..363f2c2238 100644
--- a/defender-endpoint/tune-performance-defender-antivirus.md
+++ b/defender-endpoint/tune-performance-defender-antivirus.md
@@ -37,7 +37,7 @@ Microsoft Defender Antivirus performance analyzer has the following prerequisite
    - Windows 11
    - Windows Server 2016 and later
    - Windows Server 2012 R2 (when onboarded using [modern, unified solution](configure-server-endpoints.md#functionality-in-the-modern-unified-solution))
-   - For Windows Server 2012 R2, the Windows ADK (Windows Performance Toolkit) is needed. [Download and install the Windows ADK](/windows-hardware/get-started/adk-install)
+   - For Windows Server 2012 R2, the Windows ADK (Windows Performance Toolkit) is needed. [Download and install the Windows ADK](/windows-hardware/get-started/adk-install). This currently isn't working. This link will say to install windows 8.1 SDK but after installing this you will get the erorr " You are using an older and unsupported version". If you insdtall another version you get the following error " Cannot find dependency command 'wpr.exe' because it does not exist." This section needs updating with the exact requirements and further information
 - Platform Version: `4.18.2108.7` or later
 - PowerShell Version: PowerShell Version 5.1, PowerShell ISE, remote PowerShell (4.18.2201.10+), PowerShell 7.x (4.18.2201.10+)