$ sudo apt-get update
$ sudo apt-get install libkrossui4 

libkrossui4 is installed in your system.

Make ensure the libkrossui4 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libkrossui4 *

You will get with libkrossui4 package name, version, architecture and description in a table

libkrossui4 package basic information: