C:\Program Files (x86)\Steam\steamapps\common\Call of Duty Modern Warfare 3 folder and place the localized_english_iw00.iwd localized_english_iw11.iwd files there. folder and paste the folder containing the localized scripts. Update your localization.txt file in the root directory by changing the first line to Steam Community Option 3: Console Language (PS5/Xbox)
Scroll down to and select the English pack to download and install. Why Switch to the English Pack? How to change your Modern Warfare 3 Language to English call of duty modern warfare 3 2011 english language pack