It can be installed using most package managers. If your laptop uses Intel or NVidia graphics, you can also use a convenient command-line tool called xbacklight.
Click the icon at the right of the menu bar. For instance, on Ubuntu systems with the Unity window manager: Many window managers in Linux offer brightness controls in their settings panel. If you want your brightness to change automatically based on the ambient light near your computer, check the box marked Automatically adjust brightness. Use the brightness slider to adjust brightness. From the Apple Menu, choose System Preferences. Use your mouse to move the brightness slider at the bottom of the window. Move the slider up and down with your mouse, or by pressing the up and down arrow keys on your keyboard. In the Mobility Center window, adjust the brightness slider. Click Adjust commonly used mobility settings. In the Mobility Center, adjust the brightness slider. Open the Power User Tasks Menu by right-clicking the Start menu icon, or by pressing Windows key+ X. Each time you click the tile, your brightness will be adjusted by 25%. In the power status window, click the brightness tile. Click the battery icon on your taskbar. In Windows 10, there are several ways to adjust the display brightness. 
You can also adjust your screen's brightness using software controls on your operating system: They are located at the top of the keyboard, as you can see in the red rectangle below.Īdjusting brightness in the operating system The small gear lowers the brightness, and the large gear raises it. To change the brightness on a Chromebook, you'll need to push one of the two adjustment keys. On the HP Chromebook keyboard (pictured below), there is no Fn key - press the brightness keys. Other laptops have keys dedicated entirely to brightness control. The brightness function keys may be located at the top of your keyboard, or on your arrow keys.įor example, on the Dell XPS laptop keyboard (pictured below), hold the Fn key and press F11 or F12 to adjust the brightness of the screen. The Fn key is usually located to the left of the spacebar. Often, the brightness keys are function keys which have a special function if you press them while holding down the Fn key. The keys are usually marked with the brightness symbol ( ). On most laptops, you can adjust the brightness of the display using special keys on the keyboard.
Laptop brightness is still not enough or screen is black.Īdjusting brightness using your laptop's keys PC. Controlling your screen's brightness in Power Options. Adjusting brightness in the operating system. Adjusting brightness, using the keyboard.
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