To relieve the eye pain of your iPhone after looking at it for a long time, you can make the following adjustments in your iPhone's settings:
1.*Turn on Reduce White Point Value**: The function of lowering the white point value can further reduce the brightness of the phone, and at the same time, it also has a certain adjustment effect on the color temperature of the screen, making the screen appear softer. How to turn it on: Open [Settings] - [General] - [Accessibility] - [Display Adjustment] of your iPhone in turn, and find "Reduce the white point value.""and turn it on.
2.*Turn on Night Shift Mode**: Night Shift mode turns the display to a warmer tone, which reduces the irritation of the screen to the eyes. How to turn it on: Go to [Settings] - [Display & Brightness] - [Night Shift] on your iPhone to turn it on and set it.
3.*Turn off Auto Brightness Adjustment**: Auto Brightness automatically adjusts the brightness of the screen according to the external environment, which will increase the brightness in non-essential or outdoor environments, consume battery power, and reduce battery life. Operation: Go to Settings - Accessibility - Display & Text Size, turn off Auto Brightness.
4.*Turn on Dark Mode**: Dark Mode helps the screen turn off individual pixels, and in most cases black pixels will also consume less power, resulting in better battery life. Operation: Go to Settings - Display & Brightness - Select Dark Mode.
5.*Turn on True Tone**: By synchronizing the color temperature of the screen with the color temperature of the ambient light, the color temperature is lowered while "yellowish", reducing the frequency band stimulation to the eyes, and automatically adjusting the white balance. Operation: Go to Settings - Display & Brightness - Turn on True Tone.
The above methods are for reference only, if the eye pain problem persists or worsens, it is recommended to seek medical attention in time and**.