How to turn brightness level down or up on Windows 11 On your desktop computer or laptop, you can use software and hardware controls to adjust the brightness level of the display.

Yellow borders around the screen of your Windows 11 computer are likely nothing to worry about, but it might mean certain features are running.

On Windows 11, if your computer's monitor isn't displaying color, brightness, and contrast correctly, you can use this built-in tool to resolve the issue, and here's how.