According to The Bitbag, Bethesda took months of their time to negotiate for 'The Elder Scrolls V: Skyrim Special Edition' modding in PS4, but Sony would not relent which automatically goes the same
Plus, this is a freaking videogame, so why can't we have it all? Can Sorry to say but no such mods outside of adding additional options for spouses is available on ps4. And that’s why your best companion choice should be one of the fully custom voiced follower mods.