diff --git a/windows/security/threat-protection/windows-defender-atp/troubleshoot-siem-windows-defender-advanced-threat-protection.md b/windows/security/threat-protection/windows-defender-atp/troubleshoot-siem-windows-defender-advanced-threat-protection.md
index ec2722306c..8c7c0f5e5f 100644
--- a/windows/security/threat-protection/windows-defender-atp/troubleshoot-siem-windows-defender-advanced-threat-protection.md
+++ b/windows/security/threat-protection/windows-defender-atp/troubleshoot-siem-windows-defender-advanced-threat-protection.md
@@ -11,7 +11,7 @@ ms.pagetype: security
 ms.author: macapara
 author: mjcaparas
 ms.localizationpriority: medium
-ms.date: 02/13/2018
+ms.date: 11/08/2018
 ---
 
 # Troubleshoot SIEM tool integration issues
@@ -67,6 +67,12 @@ If you encounter an error when trying to get a refresh token when using the thre
  
 6. Click **Save**.
 
+## Error while enabling the SIEM connector application
+If you encounter an error when trying to enable the SIEM connector application, check the pop-up blocker settings of your browser. It might be blocking the new window being opened when you enable the capability.
+
+
+
+
 >Want to experience Windows Defender ATP? [Sign up for a free trial.](https://www.microsoft.com/en-us/WindowsForBusiness/windows-atp?ocid=docs-wdatp-troubleshootsiem-belowfoldlink) 
 
 ## Related topics