In the Menu Bar, click Edit > Preferences, then on the left side of the dialog box, select Asset Manager.
Use the four tabs to display paths where VRED can reference assets (complete scenes), geometry, materials, and environments. Use the buttons on the bottom to add, change, or remove paths from the lists.
Select the file format in which preview images will be generated. If you are working with sensitive content and want to generate images that can only be read by VRED, select VIF.
This section contains the following options:
Toggles the creation of automotive material files on or off.
Sets whether the incandescence of your materials is always adjustable or never.