Instruction for setup on MAC computers:
1 : extract the zip file attached to this post with an file extractor.
2 : run setup.exe with wine.
3 : go to your app directory, choose hoi3-modern warfare, then resources and data.
4 : install.
5 : when install is finished, run the game a first time. It will crash on loading quad textures.
6 : open finder, choose go in the top bar, the go to the folder and write ~/Library/Containers.
7 : enter in com.vpltd.hoi3-modernwarafe-MAS folder (well, if you bought hoi3 on MAS, otherwise, just find hoi3 in folder title).
8 : data -> library -> application suport -> com.vpltd.HOI3TFH-MAS -> game documents -> paradox interactive -> Heart of iron 3 -> MWM.
9 : copy settings.txt in MWM.
10 : Enjoy !