You may encounter this error message after installing the software and trying to launch it.
Message:
Rendering features are currently disabled. You must install the Rendering library to use rendering features.
Issue: This error typically indicates that the Autodesk Materials library was not installed with the Revit software.
Solution: To resolve this issue, install the Autodesk Materials library, as follows:
After the installation finishes, restart the Revit software. The rendering library error should no longer display.