The vanilla CODEX release sometimes only includes Russian/German/etc. depending on the scene group’s source. The English files are 100% compatible and don’t break updates or DLC.
Get a list of the for modern Windows systems Discover how to unlock all DLCs manually total war attila english language files codex
The "story" of the Total War: Attila English language files release is essentially a long-standing troubleshooting saga within the gaming community. It revolves around players attempting to fix language mismatches or missing text in unofficial versions of the game. The CODEX Release Context total war attila english language files codex
(if you own the game on Steam):