Before hunting for an external download link, check if you can "unlock" the English language already hidden in your files.

Once you have located a link and downloaded the English pack (usually a .zip or .rar file), follow these steps:

Right-click the game in Steam > Properties > Installed Files > Verify Integrity of Game Files. This often pulls down missing language packs automatically. Where to Find the Lost Planet 2 PC English Language Pack

Sometimes the "nativePC" folder missing specific strings can cause the game to default to Japanese or Russian. How to Change Lost Planet 2 to English (Manual Fix)

Navigate to your game directory (usually SteamLibrary\steamapps\common\lost planet 2 ). Open the folder.