Hey everyone! So sorry that you are all having these issues with the shaders/shadows after the recent update. I've gone ahead and reported this issue to the team and included the info and pictures everyone has provided so far. Many of you already tried to troubleshoot this issue, but if you haven't yet, please give these steps a try and let me know if you see any improvement. As soon as I hear back or have any updates to share, I'll be sure to update you all here. Thank you for letting us know about this and I apologize for the inconvenience in the meantime!