If the slight changes to brightness while you are Web browsing or viewing any other dynamic content on the screen bother you, then you should look in your graphics driver settings for a feature that is described as 'power saving' and disable it. We have found this behaviour to be tied to power management settings in graphics drivers, which, when disabled, allow the screen to maintain a constant brightness level. The subtle changes that occur when going from a dark background on the screen to a light coloured background have nothing to do with the 'Adaptive brightness' setting, but instead are a result of graphics driver settings. In Display settings, select Brightness, then clear the Help improve battery by optimizing the content shown and brightness check box. Select the Start button, then select Settings > System > Display. In that scenario, the brightness changes based on the room lighting. To turn off adaptive brightness and contrast on Surface devices on Windows 11.

That setting works using the ambient display sensor on a laptop. This behaviour is a dynamic brightness change that is unrelated to the 'Adaptive brightness' setting in Windows. It seems to be connected to the amount of white pixels on the screen (switching back an forth between dark/light application windows makes the effect noticable, but also just scrolling through a website.) So I think it is the dynamic contrast feature of the notebook screen. The setting to disable Dynamic Backlight Control is still present in 1.

If someone is running version 1.9.0 and still has the F2 option, I'd be interested in hearing about that. I'm going to make a separate post about the steps to follow. So it seems you must do this through Windows now. These changes happen automatically after a couple of seconds, and they can also sometimes manifest as noticeable flickering. This statement is no longer present in version 1.9.0. On a dark background, the screen will dim automatically, while on a bright background it will brighten. How to Enable or Disable High Contrast Keyboard Shortcut in Windows. 1 While signed in to Windows 10, press the left Alt + left Shift + Print Screen keys to toggle high contrast on and off.

On some laptops, you may have noticed a change in brightness as you go from a screen with a dark background to a screen with a bright background. Turn On or Off High Contrast Mode using Keyboard Shortcut.

Turn off dynamic contrast windows 10