On Windows 10 and 11, you can use the quick settings (action center ) to change the screen brightness. Change display brightness from Windows Quick Settings. If night light mode is enabled, Windows will automatically adapt the screen colors to be warmer at the specified time to protect your eyes. Use the Brightness slider to adjust the screen brightness. Windows bases the sunrise and sunset times on your location settings. Use the slider under 'Brightness and color' to 'Change brightness for the built-in display. The System category opens in the Display tab. Go to the System category in the Settings app. You can either specify a time period or configure the night light to turn on and off at sunset and sunrise, respectively. Open Settings by using the Windows + I keyboard shortcut, and click or tap on System. In this way the operating system of Redmond's is becoming more powerful, functional and secure. In this case, instead of having the screen brightness automatically adapt to the lighting conditions throughout the day, night mode will be activated at a certain time each day. As time has passed, Microsoft has been sending new and more advanced features for Windows 10. You can configure the Windows night mode to turn on automatically, too. In Windows 8, open the Charms bar and go to “PC settings” > “General.” Here, you’ll be able to modify the automatic brightness settings. If you’re using Windows 7, you’ll need to go into “Control Panel” > “Hardware and Sound” > “Power Options.” Left-click on “Change plan settings” and then on “Change advanced power settings.” The setting for enabling/disabling adaptive brightness is found in the “Display” sub-section. In Windows 10, the relevant options are found in the System settings, as above. The setting is optional and you can disable it at any time (sometimes it changes the brightness too frequently, which can be annoying). Some laptops come with a built-in light sensor that allows them to automatically adjust the screen brightness when light conditions change. Most Windows computer users need to adjust the screen brightness of their laptop or desktop computer monitor at some point.