What is the method of adjusting screen brightness in Linux system

Today, I will talk to you about the method of adjusting the screen brightness of the Linux system, which may not be well understood by many people. in order to make you understand better, the editor has summarized the following content for you. I hope you can get something according to this article.

Staying up late is a frequent use for programmers, so how does the Linux system adjust the brightness of the screen? The following good advice tutorial network for you to share the Linux system to adjust the brightness of the screen of the specific methods, the need for partners can refer to.

Modify grub to support Fn to adjust screen brightness

Sudo vi / etc/default/grubGRUB_CMDLINE_LINUX= "acpi_backlight=vendor"

Save after modification and upgrade gurb

Sudo update-grub

Then use the command to see if you can adjust the brightness.

Sudo suecho 500 > / sys/class/backlight/intel_backlight/brightness

If the screen brightness changes, it is successful. Finally, set the fn button adjustment.

Echo echo 500 > / sys/class/backlight/intel_backlight/brightness' > / etc/rc.local

Restart takes effect

After reading the above, do you have any further understanding of the method of adjusting the screen brightness of the Linux system? If you want to know more knowledge or related content, please follow the industry information channel, thank you for your support.