The repack includes the core game patched to the final official version and several major expansions: Traitor's Keep:

The installer automatically adds the necessary Windows registry keys to ensure the game recognizes you as the “owner,” preventing the “product key required” prompt.

The is widely considered the definitive way to experience the PC version today. It removes the digital rights management hurdles of the original release, includes all content, and provides a hassle-free method to revisit the charming, humorous, and morally complex world of Albion.