Shadows have returned.
Decided to give it another go with hopefully no crashing. I have used graphic rule. Did not click remove shadows. Everything adjusted right for my video card. Have all the options I need for display...
Forum Discussion
Here is the explanation and fix: https://simscommunity.info/2016/04/27/the-sims-2-setting-up-the-resolution-windowed-mode-smooth-edges-sim-shadows/
