Why does oppok7x screen change color?

The color of OPPO mobile phone has changed, which is the function of turning on the screen of mobile phone to reverse color. Turn off the phone's color reversal and complete the color adjustment. 1. Take oppor9s as an example, light up the mobile phone screen, find the "Settings" option on the desktop, and click Open.

2. Find the "More Settings" option and click Open to enter the next step.

3. Find the "Accessibility" option and click Open to enter the next step.

4. Find the "color reversal" option function that is turned on at this time.

5. Click to turn off the color inversion setting switch, and the color inversion function turns off the setting, thus completing the color adjustment of the mobile phone.