发布时间: 2014-09-28 22:54:00
refer to :http://itsfoss.com/fix-brightness-ubuntu-1310/
安装完ubuntu14后发现屏幕亮度无法调节?别怕,这是一个已知的bug(只要你的是 intel的显卡,就肯定会出现这个问题)
1. 确定你用的是intel 显卡:
$ ls /sys/class/backlight ,
intel-backlight
2. $ 新增文件:
$ sudo touch /usr/share/X11/xorg.conf.d/20-intel.conf
$ sudo vim /usr/share/X11/xorg.conf.d/20-intel.conf
内容为:
Section "Device" Identifier "card0" Driver "intel" Option "Backlight" "intel_backlight" BusID "PCI:0:2:0"EndSection
退出,重新登陆即可。
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