Specially dedicated programs are responsible for launching a .s2mh file saved in a specific format (which we can recognize on the basis of the extension of a given file). The most common problems with .s2mh files downloaded or received via e-mail are: their incorrect association with programs in the registry, or simply the lack of an appropriate program to open them. To solve the problem with the .s2mh file it is usually sufficient just to download the appropriate software that supports .s2mh file format, which can be found in the table below. The most common file format with the .s2mh extension belongs to the category Game Files . Blizzard Entertainment, Inc. is responsible for creating .s2mh extension file.