If the game fails to launch after the registry edit, you might be missing the actual English audio/text files. In this case, you may need to download a standalone "English Language Pack" from a trusted community source or reinstall the game via a client like Origin/EA App while selecting English as the primary language.

Find the string and change its value to GDFBinary_en_US.dll . Find the Locale string and change its value to en_US . 2. Manual File Replacement

If the registry edit alone does not work, you may need to ensure the specific binary for the English language is active in your game folder.