Thunderbird Installation on macOS

This section provides a tutorial example on how to install Thunderbird on macOS computers as an email client tool, also called MUA (Mail User Agent).

What Is Thunderbird? Thunderbird is a popular and free email client tool, also called MUA (Mail User Agent). It supports all 3 major platforms: Windows, macOS and Linux.

Main features of Thunderbird include:

Installing Thunderbird for macOS is easy. Here is how I did it.

1. Go to Thunderbird Website at

2. Click the Download button. The Thunderbird for macOS package file will be stored as "~/Downloads/Thunderbird 78.4.3.dmg".

3. Double click on "~/Downloads/Thunderbird 78.4.3.dmg" to open it. You see the installation screen.

4. Drug the Thunderbird icon the folder icon to install it.

Thunderbird Installation on macOS
Thunderbird Installation on macOS

You can launch Thunderbird from the launchpad after installation.

Table of Contents

 About This Book

 Introduction to Linux Systems

 Cockpit - Web Portal for Administrator

 Process Management

 Files and Directories

 Users and Groups

 File Systems

 Block Devices and Partitions

 LVM (Logical Volume Manager)

 Installing CentOS

 SELinux - Security-Enhanced Linux

 Network Connection on CentOS

 Internet Networking Tools

 SSH Protocol and ssh/scp Commands

 Software Package Manager on CentOS - DNF and YUM

 vsftpd - Very Secure FTP Daemon

 Postfix - Mail Transport Agent (MTA)

 Dovecot - IMAP and POP3 Server

Email Client Tools - Mail User Agents (MUA)

 "mailx" Command - Send and Read Emails

 "Alpine" - Terminal-Based Email Client

Thunderbird Installation on macOS

 Thunderbird Configuration for POP3S and SMTP

 Thunderbird to Accept POP3S Certificate Exception

 Thunderbird Configuration for IMAPS and SMTP

 Thunderbird Configuratin for SMTPS Service

 macOS Mail Auto Configuration

 macOS Mail Manual Configuration

 Accept Certificate Exception in macOS Mail

 Windows 10 Mail Configuration Failed

 SSL/TLS Connection Issue in Windows 10 Mail

 LDAP (Lightweight Directory Access Protocol)

 Administrative Tasks


 Full Version in PDF/EPUB