- Set the brightness to Windows 11 manually or automatically depending on your needs.
- Use tools like the keyboard, action center, or battery saving options to manage brightness.
- Turn on night light to reduce blue light exposure and prevent eye strain.
Adjust brightness of the screen in Windows 11 can be a key action to improve your computer user experience. Whether you work in a bright environment or in the dark, adjusting the brightness correctly can help you protect your eyes. eyes and optimize the performance of the battery, Especially in portable.
In this article we will detail all the methods to modify the gloss from the screen, from manual to automatic options. This guide is not only useful for users with basic knowledge, but also for those who want to explore advanced features such as content-aware brightness.
How to adjust brightness from Windows settings
One of the most direct methods to modify the brightness of your screen is to use the setup menu Windows. This procedure is ideal for users who prefer to manage settings without relying on specific shortcuts or keyboards:
- Open the menu Configuration pressing the keys Windows + I.
- Select option System and then click Screen.
- In the section Brightness and color, use the slider to adjust the gloss according to your needs.

Automatically adapted brightness based on content
Some Windows 11 devices have a light sensor that adjusts the brightness and contrast automatically depending on what is displayed on the screen or the lighting conditions of the surroundings. This feature can be useful for save battery or for more comfortable viewing.
To enable or disable this option, follow these steps:
- Accede to Configuration from the start menu.
- Click on System and select Screen.
- En Brightness and color, expands the options of Change brightness based on content and choose from the following settings: Off, Always o Battery only.
Using keyboard shortcuts
For users looking for speed, the keyboard shortcuts are the ideal solution. Most laptops include Function keys which allow you to raise or lower the brightness without having to open any window in the operating system.
- Locate the key Fn on your keyboard, usually near the space bar.
- Look for function keys that have a sun icon (usually F5 y F6, or similar).
- Hold down the key Fn and adjust the brightness using these keys.
In the case of external monitors, you will have to use the buttons on the monitor itself to make these adjustments, since not all of them allow you to make the change directly from Windows.
Turn on the night light to protect your eyes
The option of night light In Windows 11, it is a feature designed to reduce the blue light emitted by the screen, which is more comfortable for the eyes when working in dark environments or before sleeping.
- Opens Configuration and select System.
- Click on Screen and then select the option Night light.
- Activate the feature and schedule specific times for it to turn on automatically based on your preferences.
Optimize brightness to extend battery life
On laptops, managing brightness can make a significant difference to battery life. Windows 11 offers a feature to help you manage your laptop's brightness. saving which you can combine with the brightness settings.
- Accede to Configuration and select Power and battery.
- En Battery saving, enable the option Reduce brightness when activating battery saver.
This feature does not allow you to manually adjust the reduced brightness level, but it is a good resource to improve the autonomy from your laptop.

The ability to adjust the gloss of the screen, either manually or automatically, offers Windows 11 users multiple benefits, such as optimizing the duration of the battery and enhance the viewing experience. Combined with options such as night light or adaptive brightness based on content, you can fully customize your interaction with your device for greater comfort.
I'm Alberto Navarro and I'm passionate about everything related to technology, from cutting-edge gadgets to software and video games of all kinds. My interest in digital began with video games and continued in the world of digital marketing. I have been writing about the digital world on different platforms since 2019, sharing the latest news in the sector. I also try to write in an original way so that you can stay up to date while having fun.
I studied Sociology at university and completed my studies with a Master's in Digital Marketing. So if you have any questions, I'll share with you all my experience in the world of digital marketing, technology and video games.