The lowest possible brightness setting is 0 percent, while 100 percent is the highest.

Exit the Action Center to save the setting.

Right-click thebrightness buttonin the Action Center with your mouse to open a pop-up menu.

Action Center in Windows 10 showing Expand option

SelectGo to Settingswith the left mouse button.

Alternatively, on a touch unit, perform a long press on the button with your finger.

TheGo to Settingsoption appears when you release your finger from the button.

Brightness slider in Windows 10 action center

Drag the slider underBrightness and Colorto adjust the screen brightness.

Toggle theNight Lightbutton toOn, if desired.

SelectNight LightSettingsto customize this feature.

Go to Settings in brightness pop-up menu

In theSchedulesection, set a personalized schedule or opt to turn the feature on from sunset to sunrise.

terminate the window when finished to apply the configs

Brightness and color settings with slider for brightness

Night light slider in brightness and color settings

Night light customization option in Windows 10

Night light settings in Windows 10