setup.exe is a file used to install programs. It's frequently found on driver CDs and such alike, so when it fails to launch, it usually hurts double. The Web is full of reasons and solution attemps why this file won't work and there is no general remedy. One has to check his or her system and compare to the solutions offered, with some luck one might fit.
A typical failure of setup.exe is noticable due to the lack of any activity whatsoever. A launch of the file results in nothing other than a dead process (0% CPU usage). If it hangs in there for a while like that, it's safe to kill it and proceed to the steps below.
The most popular reasons of failure include, in random order,




