Permanently adjust screen brightness in Ubuntu / Linux Mint

This details a fix to reset the screen brightness in Ubuntu / Linux Mint during each boot. This idea will work only if you have a file named brightness in the folder /sys/class/backlight/acpi_video0 and the hack is relevant for the Ubuntu (version < 12.04) where they had a bug in which the brightness is too high during each restart. To know your systems current brightness level. cat /sys/class/backlight/acpi_video0/brightness Change brightness by changing the value [Read More]