This port uses its own directory to store saves for compatibility across platforms: %AppData%\Roaming\diasurgical\devilution
This report provides an overview of obtaining and using save files for the original Diablo 1 (1996). It distinguishes between "Character Files" (used for single-player and open battle.net) and "Hero Editor" tools used to create or modify them. It also addresses the critical differences between the GOG and Classic versions of the game. diablo 1 save file download