It's your installation folder, usually found here: "... Program Files3ds max". Open the 3ds max folder and copy the .dle file into the "plugins" or "stdplugs" subdirectory. The .ms file(s) go in "... scriptsstartup".
thanks and good work , you should add a feature to edit. dff / mesh / shape them and add export to blabla that will be easy for lovers editor like 3dsmax 3d, maya, blender, poser etc.
This is very nice and can be applied for those who has some different tools