$ sudo apt-get update
$ sudo apt-get install kubuntu-low-fat-settings 

kubuntu-low-fat-settings is installed in your system.

Make ensure the kubuntu-low-fat-settings package were installed using the commands given below,

$ sudo dpkg-query -l | grep kubuntu-low-fat-settings *

You will get with kubuntu-low-fat-settings package name, version, architecture and description in a table

kubuntu-low-fat-settings package basic information: