: Copy the downloaded localization.lang file into the main game folder, choosing "Copy and Replace" when prompted. Install Audio Pack : Navigate to the Sounddata/PC folder.
Search for “Assassin’s Creed 3 English Voice Pack” on archive.org. One verified upload (ID: ac3-en-voice) contains: download link assassins creed 3 english audio voice file
Don't let a missing voice file silence the revolution. Fix the issue, and get back to the Animus. : Copy the downloaded localization
If you have downloaded the files manually, follow these steps to enable English voices: download link assassins creed 3 english audio voice file
Steam will automatically verify your game files and download any missing audio content.