Why when I run a program to full-screen mode color, brightness and so different from the desktop

Users questions:Why when I run a program to full-screen mode color, brightness and so different from the desktop? Like to re-set as its own, many programs are full-screen like this when there is any way around this? I want it to switch to full screen when the same with the desktop display settings. How could they be resolved?
Experts answer: It is a procedural resolution and the resolution of the desktop caused by different, especially in full-screen games, is a normal phenomenon
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