> His screenshot on your screen will just show you what > you always see. It's not going to show you what his > screen displays. If he has an incorrectly-c

> His screenshot on your screen will just show you what > you always see. It's not going to show you what his > screen displays. If he has an incorrectly-configured video driver or a program that modifies color temperature (such as f.lux), his screenshot would show it.