Open BodySlide from your Skyrim\Data\CalienteTools folder. For Outfit/Body on top-left, choose CBBE Body HDT Choose your Preset. I chose CBBE Slim. Press the Build button at bottom.Optionally, install new skin texture now or later. I use “Mature Skin” 2. Your undressed female characters...
Open Bodyslide and batch build everything. Make sure to UNCHECK the CBBE-NV-HH option when batch building! Go back and single build the CBBE Body after the batch build is complete.Be aware that any other cosmetic or beauty mods may replace the skin textures and mess up the in-game ...
You have to replace the rigging of the mesh so that it does not have any HDT bones/nodes associated with it. This is easier said than done. If the armor is CBBE or UUNP based you could use BodySlide to change the rigging. If it is not, you *might* be able to use a tool called...