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.
- Installing an Add-on in Thunderbird Add-ons add functionality to Thunderbird or change its appearance. Learn how to install add-ons to Thunderbird.
- Cannot send messages If you cannot send messages, this page provides a series of steps you can use to check for common problems.
- Thunderbird Accessibility Features Find out about all of the Accessibility features available in Thunderbird.
- 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).
- Protect your Thunderbird passwords with a Master Password Make Thunderbird require you to enter a master password in order to view or use passwords you've told Thunderbird to remember.
- 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.
- Thunderbird end of Support for XP and Vista Support for Windows XP and Vista has ended.
- 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.
- How to change the Thunderbird layout Thunderbird contains three layout options for you to choose from to best fit your preference.
- 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.
- 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.