VR, Console, Legendary Edition, and Gamepass editions are generally not compatible with this update. Conclusion
For the average player, Update 13 was a performance polish and a new difficulty mode. For the modder, it was an earthquake. theelderscrollsvskyrimupdate13reloaded upd
The "Update 13" or version 1.9 was the definitive turning point for Skyrim . Before this, the game was plagued by "save bloat"—a technical glitch where save files would grow exponentially until the game became unplayable. VR, Console, Legendary Edition, and Gamepass editions are