nvidia brightness control on ubuntu 調整螢幕亮度

# vi /etc/X11/xorg.conf 

Section "Device"
        Identifier  "Card2"
        Driver      "nvidia"
        BusID       "PCI:1:0:0"
        Option "RegistryDwords" "EnableBrightnessControl=1"
EndSection

if no /etc/X11/xorg.conf 

# X :1 -configure

# mv xorg.conf.new /etc/X11

boot with argument acpi_backlight=vendor

 

亮度調整

$ xbacklight -dec 20
$ xbacklight -inc 20

References :
NVIDIA - ArchWiki