libkf5configgui5 software package provides configuration settings framework for Qt, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libkf5configgui5
libkf5configgui5 is installed in your system.
Make ensure the libkf5configgui5 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libkf5configgui5 *
You will get with libkf5configgui5 package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Libraries |
| Package | libkf5configgui5 |
| Version | 5.18.0-0ubuntu1 |
| Description | configuration settings framework for Qt |
| Sub Section | Libs |