Halo is one of the most popular video games of all time, and it’s been on Xbox One and PlayStation 4 for years. But why isn’t Halo on PlayStation 4? There are a few reasons. First, Bungie is still working on the game, and they may not have had as much time to polish it as they would on a console like Xbox One or PlayStation 4. Second, Microsoft may not have been as interested in developing Halo for PlayStation 4 as they were for other platforms. Finally, there are some rumors that Bungie is no longer interested in making Halo games anymore and may be focusing more on their new game project.