How To Install man-db on Ubuntu 20.04

In this tutorial we learn how to install man-db on Ubuntu 20.04. man-db is tools for reading manual pages

Introduction

In this tutorial we learn how to install man-db on Ubuntu 20.04.

What is man-db

man-db is:

This package provides the man command, the primary way of examining the system help files (manual pages). Other utilities provided include the whatis and apropos commands for searching the manual page database, the manpath utility for determining the manual page search path, and the maintenance utilities mandb, catman and zsoelim. man-db uses the groff suite of programs to format and display the manual pages. Task: standard

There are three methods to install man-db on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install man-db Using apt-get

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

sudo apt-get update

After updating apt database, We can install man-db using apt-get by running the following command:

sudo apt-get -y install man-db

Install man-db Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install man-db using apt by running the following command:

sudo apt -y install man-db

Install man-db 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 man-db using aptitude by running the following command:

sudo aptitude -y install man-db

How To Uninstall man-db on Ubuntu 20.04

To uninstall only the man-db package we can use the following command:

sudo apt-get remove man-db

Uninstall man-db And Its Dependencies

To uninstall man-db and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove man-db

Remove man-db Configurations and Data

To remove man-db configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge man-db

Remove man-db configuration, data, and all of its dependencies

We can use the following command to remove man-db configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge man-db

References

Summary

In this tutorial we learn how to install man-db package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.