Check the change log in the mod description to see how many cells have occluded panes added. Although Skyrim already has occlusion culling, eFPS has increased even more. Its work is due to occlusion culling, which prevents rendering of geometry that you can’t see. ) If that is you, External FPS increase Is here to help. (I have been using Ominous ENB It makes things look gloomy and gloomy, but in some areas it costs as much as 20fps. If you use the way Skyrim Special Edition handles heavy module loads to adjust it-especially if you use ENB to repair graphics-you may have been affected by the frame rate.