If you are concerned about Star Force protection drivers remaining on your system after you uninstall GTR Demo, you may wish to use SFCLEAN.EXE in Support folder in the game root. Note, if you do run the uninstall utility for the drivers, when you launch the protected game again, the drivers will be reinstalled. For more information regarding StarForce protection please visit StarForce Technologies International website (http://www.star-force.com).