Mismatched audio codecs or missing dependency files. Solution: Download the "VC Redist 2012" and "DirectX 9.0c" runtime installers from Microsoft. Additionally, ensure you have not mixed file versions (e.g., English text with Russian audio archives).
Typically, this is located at: C:\Program Files (x86)\Steam\steamapps\common\Prototype 2 or wherever you installed your retail version. Step 3: Replace the Language Files
Beyond the audio bug, Prototype 2 is notorious for crashing. Here are the primary fixes:
Start Prototype 2 . Play the opening tutorial. If you hear Heller yelling about "bastards" during the helicopter crash, it worked. If you hear silence, proceed to the troubleshooting section below. Prototype 2 Pc English Language Pack
If the game crashes immediately after modifying files, it means the language pack version does not match your game's patch version (e.g., mixing a v1.0 language pack with a v1.1 game executable). Revert to your backup files and seek an updated language pack.
The archive will contain files ending in specific format extensions, usually matching these names: audio_en.rcf (or similar audio container files) 00common.rcf Step 3: Replace the Existing Files Open the downloaded ZIP or RAR archive.
If English is already selected but the game is not playing in English, switch it to another language, wait 10 seconds, and switch it back to English. This forces Steam to re-verify and download the correct language pack. Mismatched audio codecs or missing dependency files
If you actually lack the English voice and text files, you may need a manual pack.
This comprehensive guide will walk you through the exact steps to download, install, and configure the English language files to restore full English audio, subtitles, and user interface elements to your game. Understanding the Problem: Missing .rcf Files
If the files are present but the game remains in another language, you can force English via the Windows Registry: and navigate to: Play the opening tutorial
Don’t worry. You don’t need to buy the game again. Here is everything you need to know about sourcing and installing the for Prototype 2 .
Download a trusted Prototype 2 English Pack zip file from a reputable gaming community or backup forum. Extract the archive using WinRAR or 7-Zip.