In server 2003, when windows updates are installed you could also see the respective uninstall program in the root of the windows folder. Where do these uninstall programs reside in server 2008?

It's a combination of Files that are located under the following directories; %SYSTEMROOT%\Servicing\ %SYSTEMROOT%\WinSxS\ Registrations in; HKEY_LOCAL_MACHINE\Components HKEY_LOCAL_MACHINE\Schema HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing Also this one may help. http://blogs.technet.com/b/joscon/archive/2011/02/15/how-to-reclaim-space-after-applying-service-pack-1.aspx Regards, Dave Patrick .... Microsoft Certified Professional Microsoft MVP [Windows]