Digital devices such as laptops play an integral role in our lives thus protecting our eyes from computer screens is more important than ever. Brightness is one of the aspects of a laptop that affects eyesight the most. Adjusting screen brightness can improve eye health and comfort.

Increasing it would help make the images and characters on the screen become more visible even in broad daylight, and decreasing it when in a location where it is dark will help lessen the stress on the eyes and increase the laptop's battery life.

There are several options for changing screen brightness may it be manually, or automatically. Here are simple ways to change brightness on Windows 10.

Using the Windows Action Center

Windows Action Center is a feature that allows for convenient access to a variety of settings and utilities. To change screen brightness, simply go to the Action Center icon on the right end of the taskbar. Alternatively, you can press the Windows  + A.

Change Brightness from Action Center

Moving the slider from left or right changes the brightness on your display. Adjust the slider according to your preferred brightness.

Using the System Display Setting

The Brightness slider in action center in Windows 10 is applicable to version 1903. To find the brightness slider in earlier versions of Windows 10, go to the Settings icon on the start menu, and click on System.

Open System in Windows Settings Menu

This will launch the brightness slider.

Change Brightness Slider

Using Keyboard Shortcut Keys

On most of the laptops, there are keys specially designed to help you change the screen brightness quickly. These keys are part of the row of F-keys found on top of the number row on your keyboard.

To change the brightness, look for similar keys with the brightness-specific sun icon on them. Note that the location of the function keys to adjust brightness varies depending on laptop model and brands.

For the sample Dell Inspiron 14 laptop model, press Fn + F6 to decrease the brightness and Fn + F7 to increase the brightness.

The keys designed to adjust brightness on Dell Inspiron 14

Using the Windows Mobility Center

The Windows Mobility Center provides quick access to the most commonly used settings for mobile devices, such as brightness. To do this, search for Windows Mobility Center in the task bar search menu.

Open Windows Mobility Center

Use the slider under Display brightness to adjust the brightness level.

Change Brightness under Display Brightness

Using the Battery Saver Settings

This option allows changing the brightness automatically to extend battery life. To do this, search for the Battery Saver Settings in the task bar search menu.

Open Battery Saver Settings

Open the Battery saver settings and select the battery percentage level as to when to Turn battery saver on automatically. Finally, tick Lower screen brightness while in battery saver.

Tick Lower screen brightness while in battery saver


The key here is to learn how to change screen brightness level to lessen eye stress and discomfort through brightening or dimming the screen as you please. Also, to optimize battery life and performance. Knowing how to increase and decrease the brightness level helps you be more productive and focused.