Why I can regulate brightness on usb-stick, but not on HDD ?

asked 2018-06-11 16:04:42 -0500

R S gravatar image

When I try adjust brightness using usb-stick image it works. But it doesn't on installed Fedora ? Why that's possible ?

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Do you have the brightnessctl package installed?

kenjackson gravatar imagekenjackson ( 2018-06-13 10:20:01 -0500 )edit