When I have two or more models in the model list (left upper), and have one or some selected, they all do print - even the unselected models. If that is intended behavior, I do not understand what the select/unselect box is for.
+1 For this request. At the moment making a series of layer height adjustments is pretty fiddly unbecoming for software in 2019. Also add the ability to have some interaction ie., if we can select min/max layer height, the resulting layer height(s) should be visualized on the model while I can make ...