Many fine mods have been created for the Skyrim Legendary Edition (aka Classic) over the years and not all of them have been brought over to the Special Edition. Due to differences between LE and SE, they can't simply be dropped in. They must be properly converted over so that they will function correctly in SSE and not lead to save corruption or CTDs. The following rough outline of the process should be enough to guide you through porting your mod over to SSE. This guide is intended for mod aut
PC versions of mods should be fine on XB1 so long as they don't require SKSE to function. Bethesda has assured that the data files between PC, XB1, and PS4 are all identical so there should be no discrepancies.
VR is an entirely different scenario. The code branch for that was cut from an old copy of SSE over a year ago before they began updating it to support the Creation Club. The master files also have numerous differences in them, as well as a number of meshes and scripts which have bee