How to fix it: If you're on a Pixel 6 or Pixel 6 Pro and haven't updated to Android 15 yet, it'd probably best to hold off on updating until Google issues a bug fix for this particular issue.

This problem isn't specific to one operating system. All phones, from budget Android phones to iPhones, can have issues with black-and-white displays. The cause of a black-and-white screen is simple.