https://wccftech.com/ios-14-5-will-fix-the-dim-glow-issue-that-occurred-at-low-brightness-on-iphone/ > According to the iOS 14.5 release notes, Apple has finally resolved an issue where you might experience a dim glow on the display of your iPhone at low brightness. > iPhone users end up experiencing some sort of display issue which Apple always ends up patching. This time, iPhone 12 users specifically, have noticed a dim glow like effect appearing on their display when viewing something completely black at a low brightness level. It is visible when you look close enough and you cannot unsee it. It becomes more prominent when you start using dark mode more often.