This post describes steps one can take to change the screen brightness in Ubuntu Linux.
For some laptops or computers, Ubuntu Linux automatically adjusts screen brightness based on the current lighting conditions. This automatic setting helps make sure your screen is readable wherever you go.
If you’re using an external monitor, these automatic brightness settings might not be useful as all. For an external monitor, you may have to use the buttons on the monitor itself to adjust the brightness.
In some cases, you may have to disable these automatic brightness settings and manually adjust the screen brightness to your liking in different environments. Sometimes Ubuntu Linux automatic adjustments create display issues for some laptops and mobile devices.
If you find yourself in similar situations, disabling the automatic brightness settings and manually adjusting the display’s brightness may help.
Ubuntu Linux comes with a brightness slider that appears in the System menu at the right of the top bar. You can also find the brightness slider in Ubuntu Linux Settings app by clicking the System menu ==> Power and then moving the Screen brightness slider to adjust the brightness.
How to adjust the screen brightness in Windows 11
As mentioned above, Ubuntu Linux may automatically adjust the screen brightness based on lighting. If you have an external monitor, you may have to adjust the screen brightness by using the buttons on the monitor.
If these automatic settings above do not work well in your environment, you can turn them off and manually change the screen brightness in Ubuntu Linux.
The steps below show you how.
To adjust the screen brightness in Ubuntu Linux, select the System menu on the right side of the Top bar, and then move the Brightness slider to adjust the brightness.
First, click the System menu button in your Top bar, which is a hidden button located where you see your Wi-Fi, Speaker, and Battery icons in the far-right corner.
On the pop-out window, locate the brightness slider and then move the Brightness slider to adjust the brightness.
The brightness slider can also be adjusted from Windows Settings app. To do that, click on the System menu ==> Power, under Power Saving, move the Screen Brightness slider to adjust the brightness.
That should do it!
Conclusion:
This post showed you how to change the screen brightness in Ubuntu Linux. If you find any error above or have something to add, please use the comment form below.