To change the language in Call of Duty: Modern Warfare 3 (2011) to English, you can either use official launcher settings or manually replace the localization files if your version is region-locked (e.g., Russian or Polish versions). Official Methods (Standard Versions)
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Navigate to the Language tab and select English from the dropdown menu. To change the language in Call of Duty:
If you bought MW3 in a non-English speaking country—Germany, France, Russia, Poland, or Japan—you may have received a version of the game locked to your local language. The menus, subtitles, and voice acting are all in that language, with no obvious toggle to switch to English. This can be immersion-breaking for purists who prefer the original voices of Captain Price, Soap MacTavish, and Yuri.
Manual Config (Advanced): For some PC versions, you can find a file named configs.user in the steam_settings folder within the game directory. Editing the line to read language=english can sometimes force the change if the launcher fails. And for more classic Call of Duty troubleshooting,
Missing Text/Menus: If menus appear blank after a manual swap, ensure you have also replaced the font files in the game directory.
Change it to:
seta loca "ENG"
Xbox: Go to My Games & Apps, find the game, and check Manage Game and Add-ons for available language packs. Alternatively, setting your console's system language to English may prompt the game to update accordingly.
Sometimes the game has the English data but is "stuck" in another language due to configuration settings. Steam Settings Fix: Go to the steam_settings folder within your game directory. Open configs.user or force_language.txt with Notepad. The menus, subtitles, and voice acting are all