If you are using a version associated with the CODEX release, changing the language often requires more than just an in-game setting change: www.cyberpunk.nethttps://www.cyberpunk.net Patch 1.5 & Next-Generation Update — list of changes
The 1.5 update, released in February 2022, was a massive "Next-Gen" overhaul that introduced: Cyberpunk 2077 Language Pack v1 5-CODEX
Arabic, Czech, Hungarian, Turkish, Ukrainian, Thai, and Traditional Chinese. How to Install and Change Languages If you are using a version associated with