Navigate to your main Battlefield 3 installation folder. By default, the paths are usually: C:\Program Files\EA Games\Battlefield 3\

To download the and convert regional game versions (such as Russian or Polish) into full English, you must place the correct localized files into your game files and modify your Windows Registry keys.

Use WinRAR or 7-Zip to extract the downloaded pack. You are looking for folders named:

Go to your installation directory, typically C:\Program Files (x86)\Origin Games\Battlefield 3 or C:\Program Files\EA Games\Battlefield 3 .

Open your downloaded Data\Win32\Loc folder. Copy all files inside (such as en.sb and en.toc ) and paste them into the game's actual folder at Battlefield 3\Data\Win32\Loc .

Step 2: Copy Files to the Battlefield 3 Installation Directory

Windows requires specific string instructions to tell the game engine to execute the en_US localizations instead of the default regional startup scripts.

To change the language manually, you must download the specific English asset files and place them in your game directory.

Which your version of the game was originally locked in?

To help tailor this process to your specific setup, please let me know: