When the Redmi Watch 4 is used in a dark environment or when the screen is set to the lowest brightness, why do some of the display images show slightly greenish/blueish/reddish?

Redmi Watch 4 uses an OLED screen, due to the OLED's characteristics and preparation process, there may be different degrees of color deviation phenomenon in low grayscale, low brightness and large viewing angle observation, this color deviation problem is only possible in low brightness, and will not cause other screen functionality problems, you can rest assured to use.