Move the trainer files (often including an .exe and .ini) into the pc folder where the main game executable is located.
Before extracting any trainer files, it is highly recommended to back up your original sdsconfig or mafia2.exe to avoid save incompatibility. mafia 2 trainer v1.0.0.1
Right-click on Mafia II in your library and select "Browse local files" or "Open file location" to find the main directory. Move the trainer files (often including an