Hi, LABRATS Thank you for reporting the issue. We have internally verified that both the "Ambient Occlusion slider" and "View AO" are functioning properly, and we can see the adjustment results. We were unable to reproduce the issue you mentioned. Could you please provide the video of the operation and your System Info, so that we can further investigate the problem and its cause? Please refer to the following link to obtain your system information. https://www.reallusion.com/FeedBackTracker/Home/HowToGet Thank you. Tina