command-not-found-data software package provides Set of data files for command-not-found., 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 command-not-found-data
command-not-found-data is installed in your system.
Make ensure the command-not-found-data package were installed using the commands given below,
$ sudo dpkg-query -l | grep command-not-found-data *
You will get with command-not-found-data package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Administration Utilities |
| Package | command-not-found-data |
| Version | 0.3ubuntu16.04 |
| Description | Set of data files for command-not-found. |
| Sub Section | admin |