http://blogs.msdn.com/jamesfi/archive/2007/04/11/how-to-launch-an-un-elevated-process-from-an-elevated-process.aspxThis question has come up a fair amount lately. The short answer is that you don't * - instead you should: first launch an unelevated process have that unelevated process launch an elevated process and wait for it to finish (or use some form of IPC) haveen-USCommunityServer 2.1 SP1 (Build: 61025.2)