Setting brightness permanenty in Ubuntu

The brightness level is reset automatically in Ubuntu each time you restart the computer. Here is how you can set it permanently.

  1. Set desired brightness level manually & check what’s its value using –
    cat /sys/class/backlight/acpi_video0/brightness
  2. Then set this value rc.local file (right before exit statement) using following command –
    sudo gedit /etc/rc.local
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