$ sudo apt-get update
$ sudo apt-get install libkatepartinterfaces4 

libkatepartinterfaces4 is installed in your system.

Make ensure the libkatepartinterfaces4 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libkatepartinterfaces4 *

You will get with libkatepartinterfaces4 package name, version, architecture and description in a table

libkatepartinterfaces4 package basic information: