$ sudo apt-get update
$ sudo apt-get install qtorganizer5-eds 

qtorganizer5-eds is installed in your system.

Make ensure the qtorganizer5-eds package were installed using the commands given below,

$ sudo dpkg-query -l | grep qtorganizer5-eds *

You will get with qtorganizer5-eds package name, version, architecture and description in a table

qtorganizer5-eds package basic information: