If you have acquired the RAR archive, follow these steps to integrate it into your game:

If you’ve installed the game and find that characters' lips are moving but no sound is coming out, it usually points to one of three things: 1. Missing Language Files

The sounds_ger.pck file specifically contains the German (Deutsch) localized audio.

In the Assassin's Creed series, Ubisoft uses .pck files as "packages" to store compressed audio data. These files contain everything from the protagonist's dialogue to ambient city noises and combat sounds.

Move the extracted sounds_ger.pck into the pc folder.

C:\Program Files (x86)\Ubisoft\Assassin's Creed III\sounddata\pc

Right-click the game > Properties > Installed Files > Verify integrity of game files . Conclusion

Searching for individual game files on the open web carries significant risks. Many sites offering "missing DLLs" or "language packs" bundle these archives with malware or adware. The Best Way to Get the File