So glad I have your support. Sorry I haven't the tech savvy you appear to have. I am looking into this further thanks to the previous post from willyTass, which actually offers helpful advice. Enjoy your day.
P.S. Mr. Cooper -- I may have misread your post and, if so, I apologize for my...
I own a 65" LG 4K 3D OLED, and, as others have discovered, the set has been manufactured to automatically dim the picture (to prevent burn-in, they said) whenever an image remains unchanged for too long a time. But it does more than that... it dims down already dark scenes even if the image...