Defines constants that indicate the action a client performs when applying the update.


Member Description Value
All Use to query all updates, regardless of their action. 2147483647
Block Blocks the update from deploying to the target group. Use this action to block an update from deploying to the specified target group when the same update is approved to the All Computers group. 3
Bundle The update is bundled with one or more updates. The client applies the same action to this update as it did to its parent. 5
Install Client installs the update. 0
Scan Client reports to the WSUS server if the update is applicable. 2
Uninstall Client removes the update. 1


Server Requires Windows Server 2003 or Windows 2000 Server SP4 and later.

Defined in Microsoft.UpdateServices.Administration.


Requires Microsoft.UpdateServices.Administration (in Microsoft.UpdateServices.Administration.dll).

.NET Framework

Requires .NET Framework 1.1.

See Also