$ sudo apt-get update
$ sudo apt-get install gnome-initial-setup 

gnome-initial-setup is installed in your system.

Make ensure the gnome-initial-setup package were installed using the commands given below,

$ sudo dpkg-query -l | grep gnome-initial-setup *

You will get with gnome-initial-setup package name, version, architecture and description in a table

gnome-initial-setup package basic information: