' Uninstall an Update
Set objCollection = CreateObject("Microsoft.Update.UpdateColl")
Set objSearcher = CreateObject("Microsoft.Update.Searcher")
Set objResults = objSearcher.Search _
("UpdateID='ac94db3b-e1a8-4e92-9fd0-e86f355e6a44'")
Set colUpdates = objResults.Updates
Wscript.echo colUpdates.count
objCollection.Add(colUpdates.Item(0))
Wscript.echo objCollection.count
Set objInstaller = CreateObject("Microsoft.Update.Installer")
objInstaller.Updates = objCollection
Set objInstallResults = objInstaller.Uninstall
Wscript.Echo objInstallResults.Exception
Wscript.Echo objInstallResults.RebootRequired
Wscript.Echo objInstallResults.ResultCode