diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/command-line-arguments-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/command-line-arguments-microsoft-defender-antivirus.md
index dd65e257fb..167fb28fc2 100644
--- a/windows/security/threat-protection/microsoft-defender-antivirus/command-line-arguments-microsoft-defender-antivirus.md
+++ b/windows/security/threat-protection/microsoft-defender-antivirus/command-line-arguments-microsoft-defender-antivirus.md
@@ -12,6 +12,7 @@ ms.author: deniseb
 ms.custom: nextgen
 ms.reviewer: ksarens 
 manager: dansimp
+ms.date: 08/17/2020
 ---
 
 # Configure and manage Microsoft Defender Antivirus with the mpcmdrun.exe command-line tool
@@ -53,6 +54,7 @@ MpCmdRun.exe -Scan -ScanType 2
 | `-ListAllDynamicSignatures` | Lists the loaded dynamic Security intelligence |
 | `-RemoveDynamicSignature [-SignatureSetID]` | Removes dynamic Security intelligence |
 | `-CheckExclusion -path <path>` | Checks whether a path is excluded |
+| `-ValidateMapsConnection` | Verifies that your network can communicate with the Microsoft Defender Antivirus cloud service. This command will only work on Windows 10, version 1703 or higher.|
 
 ## Related topics