@solver I think I've used that before but forgot about it. Thanks!
@Joe_Carrick and @DBCooper thanks for the input. I ended up not using winders because they did pull the treads to the wall. I also had to manually create the triangle landings and support to get the 3D model to look right. But its done and I can move on now. Thanks again, y'all, for the input!
DRyeHD's post in Stair Questions - modifying lower and upper separately, open landings, and keeping treads away from a wall was marked as the answer