The Cycles 4D Render Engine for Cinema 4D has been updated. The new version contains a number of bug fixes and improvments in speed and stability. You can use Cycles 4D with Cinema 4D R14 to R19.
If you want to find out detailled information about what has been done, please check the release notes and visit: insydium.ltd/news/latest-news/4th-service-update-for-cycles-4d/