name your file, choose the location, and press “save”.Ĥ. under “part type” choose which skin detail slot you want to find your skin under, click the icon (highlighted in blue here), then hit “next”.ģ. open sims 4 studio (i’ll call it s4s from now on), check “create CAS Standalone”, then click the blue “CAS” button.Ģ. I wrote this specifically for beginners! it may seem intimidating at first, but i promise it’s really easy once you get a rhythm going 💕ġ. How to combine a sim’s skin details, which frees up all your skin detail slots, letting you layer even more on there!