Does your iPhone screen have a yellow tint? This could be because a feature called Night Shift is turned on, but if your handset is one of the iPhone 12 series it may well be part of a wider problem.
A lot of users reported that a Blue or Red tint appears on their computer, some monitors have a blue or cooler tint, whereas, on some, it is red or yellowish. This is horrendous for not just photo or ...