The transition to The Final Cut is more than a simple patch; it adds over of new content and addresses the game's core features:

New, optional branching quest lines allow players to dive deeper into their character's chosen ideology (Communism, Fascism, Moralism, or Ultraliberalism), adding roughly 20–30 minutes of unique gameplay for each.

Every character in Martineese is now fully voiced. This includes the protagonist's 24 internal skills, which now speak directly to you, making the experience feel more like a live tabletop session with a game master.

The update introduced fast travel, improved animations, and full controller support across all platforms. The Switch Experience and Update 1.0.4 (Jamais Vu) Disco Elysium: The Final Cut Reviews - Metacritic