kalternatives software package provides graphical alternatives system configuration tool, 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 kalternatives
kalternatives is installed in your system.
Make ensure the kalternatives package were installed using the commands given below,
$ sudo dpkg-query -l | grep kalternatives *
You will get with kalternatives package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Administration Utilities |
| Package | kalternatives |
| Version | 0.13-2ubuntu1 |
| Description | graphical alternatives system configuration tool |
| Sub Section | admin |