Shadows don't show up on ground plane

[theoutside (Kyle Houchens)]

open gl 2.1 is the issue.

drag this slider all the way back to the left.

Also run your laptop plugged in with Rhino to keep it from switching to the intel card (the less capable one)

you may also want to follow these steps-

Soooo, you bought a laptop with hybrid graphics and rhino doesn't run right. READ THIS

Hybrid graphics laptops are more and more common if you buy a consumer grade machine. (I recommend buying a mobile workstation for professional modeling but these hybrid machines are quite prevalent in the consumer market, especially for students.) They tend to generate a TON of tech support here because of the way they are set up from the factory. Hybrid systems are built with 2 graphics processors. A low power graphics chip (typically Intel HD or UHD) and a high power graphics card. However…

shadows look fine here-