The X4: Foundations Collector's Edition Content includes

• Access to the first two expansions for X4: Foundations: X4: Split Vendetta (2020) and X4: Cradle of Humanity (2021)
• The X Universe Digital Artbook 2018: Enjoy the concept art behind the X universe.
• X Novel: Nopileos by Helge Kautz as English and German eBook.
• Digital Soundtrack: Download the music, including exclusive versions of the trailer and teaser music in highest possible quality, for X4: Foundations, X4: Split Vendetta and X4: Cradle of Humanity.
• X Encyclopedia

The bonus content will be placed in your X4 installation folder: ...Steam\SteamApps\common\X4 Foundations\Bonus Content

To activate the game, you need a Steam Account

• Login or register at the official
  Steam Website and download Steam client
• Install and start application, login with your Account name and Password
• Click the Games Menu.
• Choose Activate a Product on Steam...
• Follow the onscreen instructions to complete the process
• After the successful code verification, go to the "MY GAMES" tab and start downloading.