I don't know where you heard that Oldrim UUNP Slidersets won't work in SE-Bodyslide. Everything about the UUNP body works fine in SSE, including Outfit Studio and BodySlide functionality.   Here is how to do it: Once you have done the above, which takes no more than 5 minutes, you will be able to use SSE Bodyslide to create and modify all that UUNP goodness in SSE.