Go to Saitek. Click on downloads. Click on "Choose your Product" Click "Joystick" Click "X52" Select OS Go to your windows temp files Click on Saitek Search there for a .msi file Execute that file Profiler will then work. I know you figured this out, but some people still have this problem a lot. Also, make a folder for profiles and any profile you download, add it to that file. In the profiler, select "Open" and choose the profile you want. Once it's loaded in the profiler, select "Profile Now"