Brightness Linux

Aw for you.

Solution

1. Search filename 20-intel.conf

ls /usr/share/X11/xorg.conf.d/

2. Create filename 20-intel.conf in /usr/share/X11/xorg.conf.d/

Section “Device”
        Identifier  “card0”
        Driver      “intel”
        Option      “Backlight”  “intel_backlight”
        BusID       “PCI:0:2:0”
EndSection

Extras

Setup Openbox

1. Openbox users - open ~/.config/openbox/rc.xml

<keybind key="XF86MonBrightnessUp">
    <action name="Execute">
        <command>xbacklight +10</command>
    </action>
</keybind>
<keybind key="XF86MonBrightnessDown">
    <action name="Execute">
        <command>xbacklight -10</command>
    </action>
</keybind>