Appearance
Create Material Class
To create material click on Material Def then the Add New Material Class icon in the to the right of the page.
Click on Settings provide name and description(optional).
Add an image(optional) by clicking on the image placeholder.
At the bottom you will see an option to Upload or Drop Image Here.
Once you save the Material Class, you will see the edit pencil icon. From here you can click on models then the edit pencil icon to add Material Models