Adjusting screen brightness helps the user avoid eye strain, especially when the user is spending a lot of time in front of the screen, whether it be a Windows 10 computer or a smartphone. In this article, we will talk about how to change brightness on Windows 10 computers. We will also discuss possible issues we may encounter while changing screen brightness and their solutions.

Increase or decrease brightness using Action Center

The easiest way to change the brightness of your PC screen is using the action center. Follow these steps: The change in brightness is in real-time when using the above method. You will feel the brightness reducing or increasing while you drag the bar.

Change brightness using Windows Settings

You can also adjust the screen brightness in Windows 10 settings. Here’s how to do it:

Adjust brightness using Windows Mobility Center

This is another way by using which you can adjust the brightness of your PC. Follow these steps:

Quickly adjust screen brightness using the laptop keyboard

Most modern laptops come with brightness control keys in the Fn keys. You can look for brightness icons on the function keys from F1 to F12. Normally, you will need to press the Fn key + the brightness key to make it work. This is the quickest way to reduce or increase brightness.Adjust screen brightness using Fn keys

Automatically Adjust brightness based on power and battery

The laptop screen is one of the most intensive consumer of battery. If you are working with full brightness, the laptop battery life will be a lot less compared to when you are on battery and work with low brightness. Windows 10 gives the option to automatically lower the screen brightness while in battery saver mode. This will increase the battery life. Pro Tip: PowerPlanSwitcher is a wonderful Windows 10 app to adjust brightness and other power plan settings for different scenarios. Try it and you’ll love it.

Why can’t I change brightness in my PC?

There will be times when you won’t be able to change brightness by using any method listed above. Sometimes outdated drivers or even an upgrade to graphics drivers can cause this behavior where you can’t change the brightness. If you recently updated your graphics drivers, you may want to restart the system for changes to take effect. Otherwise, try reverting the drivers to the ones that were working.

Why is my screen dimming or brightening on its own?

This can be an irritating issue and can happen if you have enabled adaptive brightness. Here’s how you can fix it: Please note that this option is not available on all laptops. If you can’t find this option, your laptop does not support it. Next: you should calibrate your screen for better brightness, colors and saturation results. Also see:

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