$ sudo apt-get update
$ sudo apt-get install facter-customfacts-plugin 

facter-customfacts-plugin is installed in your system.

Make ensure the facter-customfacts-plugin package were installed using the commands given below,

$ sudo dpkg-query -l | grep facter-customfacts-plugin *

You will get with facter-customfacts-plugin package name, version, architecture and description in a table

facter-customfacts-plugin package basic information: