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HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Activision\Prototype 2
Prototype 2 uses a proprietary game engine that packages audio, text, and video assets into large archive files with the .rcf extension. The language your game displays depends on two things: Prototype 2 Pc English Language Pack
If you are facing the Russian/Regional language issue, follow these steps to restore English. Prerequisites
For users who cannot get the Registry method to work, community-created tools can help. The on Nexus Mods is a popular option that automates the process of patching the executable, fixing language locks, and resolving compatibility issues with newer operating systems. However, as with any third-party tool, proceed with caution and only download from reputable sources. This public link is valid for 7 days
(Steam, GOG, or a third-party key site) What is the current language? (Russian, Chinese, etc.)
text_en.rcf or updated string files (English menus, subtitles, and UI text) Clean configuration files ( steam_api.ini or tracking files) Installation Instructions Can’t copy the link right now
If you own the game on Steam, it is highly likely that the English pack is included but not enabled. Open and go to your Library . Right-click on Prototype 2 and select Properties . Go to the Language tab. Select English from the dropdown menu. Steam will download any missing files automatically. 2. Downloading External Language Packs
If the game is stuck in another language (like Russian or German) and there is no in-game menu option, you can force it via the Windows Registry : Press Win + R , type regedit , and hit Enter.
A very common issue is that the game's audio is in English, but the subtitles and menu text are in another language like Russian. The most reliable way to fix this is to edit the Windows Registry. This method forces the game to use English for its text.
Community members often provide these files as a standalone download because the official Steam version may not download them if the user's license is restricted to a specific region. Steam Community Implementation & Registry Tweaks