Downloading a English language pack is typically handled through your game storefront's library settings rather than a standalone manual download, as modern versions like the Definitive Edition include all supported languages in the base installation. Official Language Switching Methods
Right-click your game shortcut and select Open File Location . Usually, the path looks like: C:\Program Files (x86)\Steam\steamapps\common\Mafia II\pc C:\GOG Games\Mafia II\pc mafia 2 english language pack download
Which of the game you have (Original 2010 or 2020 Definitive Edition?) Downloading a English language pack is typically handled