If the above methods do not work, you may have corrupted local files.

The structure of a Call of Duty game's directory makes this even clearer. For instance, language-specific audio and text assets are often stored in paths like ...\zone\snd\en for English, with en being the language code for English.

Whether you are fixing a broken mod, renaming a weapon for a YouTube video, or simply curious about how games handle language, localization.txt is your gateway. Just remember the golden rule of PC gaming: Always make a backup.

The file is usually over 10,000 lines long. Opening it with Notepad will crash your PC. Use Notepad++ or VS Code .

The file is a critical configuration component in the PC version of Call of Duty: Black Ops 3 . It acts as a language pointer for the game engine. Modders, text customizers, and players fixing language mismatches frequently interact with this file.