BSA files need repacking using the archive tool included with CK.Animation files (.hkx) need updating using tool included with SSE Creation Kit (CK).Mod author, Arthmoor, outlined changes for Skyrim SE on AFKmods: Mods depending on SKSE or SkyUI require advanced skills, and mods with dirty edits or other issues may need special attention. Many mods should convert without too much effort, but be aware that some mods may require extra editing. When transferring existing plugins from Skyrim 2011 to Skyrim Special Edition (SE), there are a few important changes to consider.
For step-by-step examples, see “Convert Black Sacrament Armor to SE” and “Update Meshes for Skyrim SE”. Beginners should consider trying some Creation Kit tutorials first.
This article assumes the reader has basic knowledge of mod creation. Skyrim Frostfall and Survival Armor Edit for Warmth Show Your Tail With Campfire Cloak In Skyrim Skyrim SE - XPMSSE: Modify Weapon Positions Convert Black Sacrament Armor to SE Step-by-Step