When I am viewing my model and I click on the button with the dashed lines at the top left, which is titled “Open model/preferences”, I am taken back to the home screen. Is this what is supposed to happen?
Yes. That is what you should see. Like this but without my models.
I think that in the upper left it used to say Return, which was a bit clearer than the < that is there now. If you go to that home screen you can get back into the current model by clicking that <