After installation, you must manually switch the audio settings within the game menu:

If you cannot switch languages in the settings menu, the engine cannot find the header files. Verify that the files are placed in the \Game\ subfolder and not the root \FIFA 14\ folder. Missing Stadium Announcer Sound

Note: If the option is greyed out, the French data files are not currently in your installation folder. 2. Manual Configuration (PC Only)

: Copy the extracted files into the data folder inside the game directory.