There are three common culprits:
The English language data for Advanced Warfare is not a single file, but a collection. You are looking for files labeled en or english inside the game directory. call of duty advanced warfare english language file
Once you have replaced the files and edited the config, launch the game. You should hear Gideon (Troy Baker) speaking clear English during the opening cutscene. If you still hear a dubbed language, double-check that the zone\english folder is not empty and that your config.cfg is not being overwritten by the cloud. There are three common culprits: The English language
This review draft focuses on the English language files Call of Duty: Advanced Warfare call of duty advanced warfare english language file
*Note: The folder may be named players depending on patch