How to Uninstall and Install postfix Ubuntu 22.04

Updated: September 10, 2022

Postfix is Wietse Venema’s mail transport agent that started life as an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and secure, while at the same time being sendmail compatible enough to not upset existing users. Thus, the outside has a sendmail-ish flavor, but the inside is completely different. I will show you how to install postfix on Ubuntu 22.04 in this tutorial.

Prerequisites

  • OS: postfix needs Ubuntu 22.04 to work
  • Privileges: Ascertain that you are able to execute sudo commands.

Prerequisites to install postfix on Ubuntu 22.04

Install postfix Ubuntu 22.04

postfix is one of the popular ways on Ubuntu now so that this tutorial will show you some ways to install it. Choose the one you believe is simple and easy to follow.

Install postfix using APT

This is one of the popular ways to install any Ubuntu packages because it’s easy to follow, even if you are a newbie in Linux. Following these instructions to get postfix on your Ubuntu 22.04.

Step 1: Obtain new packages from Ubuntu by updating the APT database. Opening the terminal and executing the following Linux command:

sudo apt update

Step 2: Install the package on Ubuntu 22.04. After updating, you can install postfix Ubuntu by pasting this command into the terminal and pressing Enter.

sudo apt-get -y install postfix

Install postfix using Aptitude

If you didn’t install Aptitude on Ubuntu, you need to install it by executing this command.

sudo apt-get install aptitude

After that, you can now install postfix, just following these steps:

Step 1: Obtain new packages from Ubuntu by updating the APT database. Opening the terminal and executing the following Linux command:

sudo apt-get -y update

Step 2: Install the package on Ubuntu 22.04. After updating, you can install postfix Ubuntu by pasting this command into the terminal and executing it.

sudo aptitude install postfix

Uninstall postfix on Ubuntu 22.04

Have you ever thought that uninstalling an application from Ubuntu is difficult? You are mistaken; Anyone can easily uninstall any program, not just postfix.

If you installed postfix using APT or Aptitude, you could uninstall postfix on Ubuntu by executing this command

sudo apt remove --auto-remove postfix

You can also execute this command if you want to uninstall postfix and remove its data and dependencies:

sudo apt autoremove --purge postfix

Ending

In this tutorial, I showed you ways to install postfix on Ubuntu 22.04 and ways to uninstall postfix too. Please do not hesitate to contact me if you require any assistance. I’m delighted to respond to them.