Having bought the game on the current generation of consoles, you will receive a version for the next generation as a gift
As expected, Ubisoft has devoted much of its Ubisoft Forward presentation to Assassin’s Creed Valhalla’s new adventure action.

This article presents a 5-minute trailer describing the features of the gameplay, as well as a large 30-minute presentation of the real gameplay.

It was also officially announced that Assassin’s Creed Valhalla will go on sale on November 17 on the Xbox One, PlayStation 4, PC, Google Stadia, Xbox Series X and PlayStation 5.

30-minute presentation and release date for the new Assassin’s Creed
The game supports Smart Delivery on the Xbox. This means that you will receive a free next-generation update if you buy a copy for Xbox One. The same goes for PlayStation 4 owners who get the PlayStation 5 version for free. Sources claim that this scheme works for both physical and digital copies of the game.