The rendering world has changed. V-Ray 3.6 is now obsolete. It does not support:
: A "time-saver" that prioritized the most important lights in a scene, potentially cutting render times by up to 700% . The Legend of the "Patch" Vray 3.6 Sketchup 2018 Patch
Vray 3.6 was the last major release that officially supported SketchUp 2018. Because SketchUp 2018 is now several generations old, many users rely on community‑created patches to keep Vray 3.6 functional on newer operating systems and to fix lingering bugs. Below is a concise guide to the most common patch components, what they address, and how to apply them safely. The rendering world has changed