If you need to change the brightness of the screen on your Samsung Series 9 in Ubuntu/Linux Mint, you can find it here.
In the file:
The max value seems to be
Here’s a really simply script to change the brightness:
#!/bin/bash if [ -z "$1" ]; then : # noop elif [ "$1" -le `cat /sys/class/backlight/intel_backlight/max_brightness` ]; then echo $B > /sys/class/backlight/intel_backlight/brightness elif [ "$1" -gt `cat /sys/class/backlight/intel_backlight/max_brightness` ]; then cat /sys/class/backlight/intel_backlight/max_brightness > /sys/class/backlight/intel_backlight/brightness fi cat /sys/class/backlight/intel_backlight/brightness