Sorry if this topic is covered somewhere else, but I couldn’t find the information anywhere, not even in the manual…
So, how do I change the line spacing of my text in the “section styles”?
I use Windows 10 and Scrivener 3!
P.S.: I’m sooooo happy for Scrivener 3 to have finally been released!! 
Issue has been solved. https://ukdistance.com/