How To Install bash on Ubuntu 22.04

In this tutorial we learn how to install bash on Ubuntu 22.04. bash is GNU Bourne Again SHell

Introduction

In this tutorial we learn how to install bash on Ubuntu 22.04.

What is bash

bash is:

Bash is an sh-compatible command language interpreter that executes commands read from the standard input or from a file. Bash also incorporates useful features from the Korn and C shells (ksh and csh).

Bash is ultimately intended to be a conformant implementation of the IEEE POSIX Shell and Tools specification (IEEE Working Group 1003.2).

The Programmable Completion Code, by Ian Macdonald, is now found in the bash-completion package.

There are three methods to install bash on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install bash Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install bash

Install bash Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install bash using apt by running the following command:

sudo apt -y install bash

Install bash 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 bash using aptitude by running the following command:

sudo aptitude -y install bash

How To Uninstall bash on Ubuntu 22.04

To uninstall only the bash package we can use the following command:

sudo apt-get remove bash

Uninstall bash And Its Dependencies

To uninstall bash and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove bash

Remove bash Configurations and Data

To remove bash configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge bash

Remove bash configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge bash

References

Summary

In this tutorial we learn how to install bash package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.