To "make a proper feature" or fix issues with such a file, you generally need to address the compatibility between legacy systems and newer versions:
Important notice. The present document can be downloaded from: http://www.etsi.org/standards-search. any reason to prefer WinRAR/WinZIP to 7-Zip? - Windows 3940.rar
: If the file contains older .png or .bmp graphics, you may need to manually replace them within the noteskin folder. Newer versions of StepMania (like StepMania 5 or OutFox ) handle 3D models and offsets differently than older versions like 3.95. To "make a proper feature" or fix issues