ubuntu18.04 NVIDIA显卡 联想y7000 亮度无法调节
Step1 安装 NVIDIA 显卡驱动
Step2
修改grub
sudo vim /etc/default/grub
更改下面的内容
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_osi=Linux nvidia.NVreg_EnableBacklightHandler=1"
sudo update-grub
修改NVIDIA配置文件
sudo vim /usr/share/X11/xorg.conf.d/10-nvidia.conf
添加如下内容：
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Section "Device"
Identifier "Device0"
Driver "nvidia"
VendorName "NVIDIA Corporation"
Option "RegistryDwords" "EnableBrightnessControl=1"
Option "NoLogo" "True"
EndSection
