If a copy of the game is locked to another language (e.g., Russian), users often replace the existing sound files with these English versions. Renaming Method
You cannot simply rename sound-french.dat to sound-english.dat . The internal file paths inside the .fat file are hardcoded. You must actually download the correct English audio pack from your game launcher or a trusted archive (be wary of malware on random file-hosting sites). If a copy of the game is locked to another language (e