The most common platform for Call of Duty: Advanced Warfare is Steam. Here is the official method to install the :
For native speakers: Absolutely. The German voice acting is top-tier, and playing in your mother tongue removes any cognitive lag during fast-paced exo-dashes. Call Of Duty Advanced Warfare German Language Pack
This often happens if you previously modded the game. Delete the sound_english.pak file located in .../Call of Duty Advanced Warfare/zone/audio_assets/ . Then force Steam to re-verify. The most common platform for Call of Duty:
For the 1.5 million German-speaking players who bought the game, the pack isn't a choice—it's the default. But a niche community of American and British players downloads it intentionally for the "hardcore immersion" factor. Call Of Duty Advanced Warfare German Language Pack