Green background on video calls

[LarryPilkington]

I am getting a weird green background whenever Im on video calla on both whatsapp and zoom. Its only just started doing it.  As this is occurring on both applications Im assuming its something to do with a camera setting.  Does anybody know how to get rid of this? 

[99kingcone]

try going into settings, go to display and tap on dark mode there is other settings with in the display column that you can try