Learn the Basics. Get Started सबै All articles and threads In English Thunderbird and Gmail The difference between IMAP and POP3 How to change the Thunderbird layout Getting Started with the Thunderbird main window (Supernova and newer) Get started with Thunderbird Ignoring threads Cannot send messages Make Thunderbird the Default Mail Client Installing an Add-on in Thunderbird Maildir in Thunderbird Protect your Thunderbird passwords with a Primary Password Getting started with the Thunderbird main window Dangerous directories Unified Toolbar Thunderbird Accessibility Features Thunderbird end of Support for XP and Vista New in Thunderbird 102 Notifications in Thunderbird