I am sure this is a simple fix, but I have been stuck on this for a while and I am out of ways to google the problem. Basically imported mega scans are not producing shadows from the back side and I am not sure if its a problem with the asset or the lighting settings. Any help or direction would be appreciated.
There are single sided meshes. It’s quite common.
You might have some luck if you set the ‘two-sided’ tick box in the material. But apart from that, they need something behind them like a big cube 