Three dll files. For users who experience issues with launching. Namely The BinkW32.dll file is incorrect installed in the Windows or Windows system directory / Unable to launch BINKW32.DLL file.
Place the 3 files into the folders
C:Program FilesBuka3DOHeroes of Might and Magic(tm) IV (Rus) and
C:Program FilesBuka3DOHeroes of Might and Magic(tm) IV (Rus)data
After that, restart your computer and try launching the game.