Cross-generation co-op sessions, that is, Xbox One vs. Xbox Series S or X and PlayStation 4 vs. PlayStation 5 are possible, though!
Lastly, cross-gen save transfer, unfortunately, will not work. In other words, you cannot transfer an Xbox One save file to an Xbox Series X game, for example.
- Is there ever going to be cross platform?
It is a complex technical challenge, and we will not say anything concrete about cross-platform plans until we are sure that we can deliver them. - Tymon Smektała [Dying Light Franchise Director]