You can’t do this file based often anymore like in XP. Except you know what files or Keys have changed but then you would have to capture an install and review it. You need a little knowledge of WMI and the rigth classes (Just the name of it) to do this. http://msdn.microsoft.com/en-us/library/aa394391(v=vs.85).aspx The Win32_QuickFixEngineeringWMI class represents … Continue reading How to identify WSUS/Windows Patches installed on a W7 in Batch with WMI