DefinitionUpdateFileSharesSources configures UNC file share sources for downloading definition updates for Microsoft Defender. Sources will be contacted in the order specified by FallbackOrder. Microsoft Defender is an application that can prevent, remove, and quarantine malware (malicious software) and spyware.



Specifies <paths> for definition updates for Microsoft Defender. <Paths> is a string that should be entered as multiple UNC paths for definition update sources separated by the pipe character, "|". For example: {\unc1 | \unc2}.

The default value for <paths> is NULL.

Valid Configuration Passes




Parent Hierarchy

Security-Malware-Windows-Defender | DefinitionUpdateFileSharesSources

Applies To

For Windows Windows Server 2016 editions, Microsoft Defender is installed with the operating system.

For Windows Server 2012, Windows Server 2008 R2 and Windows Server 2008, Microsoft Defender is installed with the Desktop Experience Pack.

For a full list of the Windows editions and architectures that this component supports, see Security-Malware-Windows-Defender.

XML Example

The following XML output shows how to specify the path for the Microsoft Defender update definition to be at \\server\fileshare.