New Vid 4.rar [LEGIT]
If the model is a thin shell, use the Solidify Modifier to give it wall thickness, making it a "solid" piece rather than a flat plane.
Before modeling, you must ensure the source files are clean and watertight. new vid 4.rar
How to make a 3D model solid in Lychee when it ... - Facebook If the model is a thin shell, use