Question about Noris escape room

On the manufacturer's FAQ page, the following is written, among other things:
As in a real Escape Room, you can only play each adventure once, because you already know all the puzzles. However, the cases in Escape Room das Spiel can be passed on without any problems. All you have to do is download the parts with the printer symbol from this page, print them out and replace them with items used in the game.