If some NPC keep switching from the clothes you gave and their default outfits, choose 'Remove Default' to remove their default outfit settings (be aware that this change is permanent). Choose 'Release' to release the NPC from outfit control. When you wear the ring, you can press e to activate NPCs and dress them up.
3 min - Uploaded by Sakura AyumiMy Spec : i7 3770 ( stock ) Gskill 16GB DDR3 Palit GTX 1060 6GB Super. Unofficial Skyrim Special Edition Patch (“USSEP”). You need to go to Skyrim > Manage Game > Delete reserved memory.