Let’s start with the first possible culprit, the auto-dimming features. Your power saver settings, outdated drivers, auto-dimming features on your monitor, your GPU were acting up and lost its color profile, and many other reasons. I have tested many PC and gaming laptops in the last 20 years, and this problem is quite common.įrom my experience, there are many reasons why the problem occurs. This is not something new since the problems are very common. You already update your operating system of Windows 10 to the latest one, but then your screen gets darker as you play the full-screen game.ĭon’t worry.

Update Your Drivers, Especially Your Display Driver.Disable Night Light Mode and Windows 10 Game Bar.Adjusting Your Power Setting to Disable Adaptive Brightness.How do I Stop My Screen from Dimming on Windows 10?.