$ sudo apt-get update
$ sudo apt-get install plasma-widget-homerun 

plasma-widget-homerun is installed in your system.

Make ensure the plasma-widget-homerun package were installed using the commands given below,

$ sudo dpkg-query -l | grep plasma-widget-homerun *

You will get with plasma-widget-homerun package name, version, architecture and description in a table

plasma-widget-homerun package basic information: