What additional data do I need to download when I first launch the game?

When you first launch the game after installing, a pop-up appears asking you to download additional data. This includes:

Main game data (5.8GB – required)
Contains required game data.

Music (55MB – optional)
Contains background music that plays throughout the game, but is not essential.

Soldier voices (430MB – optional)
Contains voiced audio for soldiers in English, German, Spanish, French and Italian. You can download audio in all languages or just one. Downloading all languages gives more soldier customization options, but is not essential.

Sound effects & non-soldier voices (272MB – optional)
Contains sound effects, and voiced audio for non-soldier characters in English, German, Spanish, French and Italian, but is not essential.