how-to-change-brightness-in-xfce.md

How to change brightness in XFCE

From ubuntuforums.org

Edit /sys/class/backlight/intel_backlight/brightness:

sudo nano /sys/class/backlight/intel_backlight/brightness

I think 1 is the lowest visible setting. You could try 0, but it might turn your screen completely off and then I don't know how you'd get it back.