Chosen Solution
My apps on my home screen and on my app display
Check you have an app called colour catcher, tis solved my son’s problem
4 steps- Setting..Accessibility mode..Vision.. Then Color Inversion…
You might have some kind of accessibility mode on. If you go into settings and look for an accessibility menu, then look around for a black and white mode.
Click the home button three times
under accessibility, select vision and make sure greyscale is turned off. not sure how that happens, but I have had a customer in the same situation where he didn’t know how it got turned on.
It will be on reading mode
Ok I know I did something but not what I did. My TMobile revvl4 is showing some things in color but not all. Like the chrome icon shows color but the app is black and white my game icons are color but the games are not I have tried the steps listed in the how to fix it but none of them have worked. PLEASE HELP ME OUT! ITS DRIVING ME CRAZY!!