How To Install command-not-found-data on Ubuntu 18.04

In this tutorial we learn how to install command-not-found-data on Ubuntu 18.04. command-not-found-data is Set of data files for command-not-found.

Introduction

In this tutorial we learn how to install command-not-found-data on Ubuntu 18.04.

What is command-not-found-data

command-not-found-data is:

This package provides the required data used by the command-not-found application.

There are three methods to install command-not-found-data on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install command-not-found-data Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install command-not-found-data using apt-get by running the following command:

sudo apt-get -y install command-not-found-data

Install command-not-found-data Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install command-not-found-data using apt by running the following command:

sudo apt -y install command-not-found-data

Install command-not-found-data Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install command-not-found-data using aptitude by running the following command:

sudo aptitude -y install command-not-found-data

How To Uninstall command-not-found-data on Ubuntu 18.04

To uninstall only the command-not-found-data package we can use the following command:

sudo apt-get remove command-not-found-data

Uninstall command-not-found-data And Its Dependencies

To uninstall command-not-found-data and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove command-not-found-data

Remove command-not-found-data Configurations and Data

To remove command-not-found-data configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge command-not-found-data

Remove command-not-found-data configuration, data, and all of its dependencies

We can use the following command to remove command-not-found-data configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge command-not-found-data

References

Summary

In this tutorial we learn how to install command-not-found-data package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.