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xfce桌面调节屏幕背光亮度
source link: https://zhangyiming748.github.io/post/xfce_light/
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xfce桌面调节屏幕背光亮度
/sys/class/backlight/xxx/brightness
比如我这里是
/sys/class/backlight/amdgpu_bl0/brightness
可调节范围
0~255
可直接使用重定向修改文件内容
echo 50 > /sys/class/backlight/amdgpu_bl0/brightness
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