Learn the Basics. Get Started
Thunderbird and Gmail
Thunderbird can be set up to work seamlessly with Google's Gmail. Messages will be synchronized between your local version of Thunderbird and web-based Gmail.
Last updated: 02/15/2024
The difference between IMAP and POP3
Thunderbird gives users the choice between using IMAP or POP3. This documentation will explain the major differences between these protocols.
Last updated: 06/11/2019
How to change the Thunderbird layout
Thunderbird contains three layout options for you to choose from to best fit your preference.
Last updated: 05/20/2021
Getting Started with the Thunderbird main window (Supernova and newer)
For Supernova TB115 & newer, an overview of the Thunderbird Mail window, explaining the Folder Pane, Message List Pane, Header Pane, Message Pane, & Today Pane.
Last updated: 01/23/2024
Ignoring threads
The Ignore Thread (or Subthread) feature is very useful for mailing lists. It lets you skip reading the rest of a conversation you're not really interested in.
Last updated: 09/03/2017
Cannot send messages
If you cannot send messages with Thunderbird, this page provides a series of steps you can follow to check for common problems.
Last updated: 12/28/2023
Installing an Add-on in Thunderbird
Add-ons add functionality to Thunderbird or change its appearance. Learn how to install add-ons to Thunderbird.
Last updated: 12/17/2023
Make Thunderbird the Default Mail Client
If Thunderbird is specified as your system's default email application, it will integrate with other applications (such as word processors and web browsers).
Last updated: 11/10/2018
Maildir in Thunderbird
Optional support for Maildir allows you to store email as individual files, unlike the default single file format. Learn about Maildir in Thunderbird.
Last updated: 03/24/2019
Getting started with the Thunderbird main window
An overview of the Thunderbird Mail and Newsgroups window, explaining the Folder pane, Message List pane, Header pane, Message pane, and Today pane.
Last updated: 01/23/2024
Unified Toolbar
Intro to the Unified Toolbar and how to customize the buttons for the different toolbars for: Mail, Address Book, Calendar, Tasks, Chat and Settings "Spaces."
Last updated: 3 weeks, 1 day ago
Protect your Thunderbird passwords with a Primary Password
Make Thunderbird require you to enter a primary password in order to view or use passwords you've told Thunderbird to remember.
Last updated: 2 weeks ago
Thunderbird Accessibility Features
Find out about all of the Accessibility features available in Thunderbird.
Last updated: 09/28/2023
Thunderbird end of Support for XP and Vista
Support for Windows XP and Vista has ended.
Last updated: 01/02/2019
Dangerous directories
Some system folders are not allowed when setting Thunderbird storage location as they cause issues.
Last updated: 06/26/2020
New in Thunderbird 102
Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 102.0.
Last updated: 09/15/2022
