You essentially need the English localization files from a standard English version of the game. These are usually found in two specific folders: zone and sound .
You will need to source the English localization files (typically named localized_english_iw07.iwd and related audio files) from reputable community mirrors like Mega.nz or Google Drive. Place the .iwd files into the main folder. Move the english folder into the zone directory. cod black ops 3 english language pack top
You will need to find a source for the English files. This is often done by downloading a specific "Language Changer" or "Language Pack" patch from modding forums, Reddit communities (like r/PiratedGames or r/CODZombies), or torrent sites that host the specific file. Always be cautious when downloading executable files and scan them with an antivirus. You essentially need the English localization files from