Download  Mozilla Thunderbird (64bit)

Mozilla Thunderbird (64bit) 91.2.1

Mozilla Corporation - 53.82 MB (Freeware)

Version: 91.2.1

Size: 53.82 MB

Date Added: Oct 22, 2021

License: Freeware

Languages: Multi-languages

Publisher: Mozilla Corporation


OS: Windows All

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  No Virus

  No Spyware

  No Bundle

  No Adware


Mozilla Thunderbird is a popular open-source email client that provides a powerful and flexible way to manage your email, contacts, and calendars. With over 20 years of development, Thunderbird has become one of the most trusted and reliable email clients available.

Thunderbird offers a wide range of features that make managing your email efficient and convenient. It supports multiple email accounts, allowing you to manage all your emails in one place. You can easily organize your emails into folders, use filters to automatically sort and prioritize messages, and search for emails using advanced search options.

One of the notable features of Thunderbird is its robust security measures. It includes built-in spam filtering, phishing protection, and support for encryption protocols like S/MIME and PGP. Thunderbird also regularly updates its security features to ensure that your email and personal information are protected.

In addition to email, Thunderbird also offers a powerful address book for managing your contacts. You can create and manage multiple address books, import and export contacts, and even sync them with popular online services like Google Contacts.

Furthermore, Thunderbird has a built-in calendar that allows you to manage your appointments and events. You can create and edit events, set reminders, and view your calendar in different modes, such as day, week, or month view.

Thunderbird is highly customizable, allowing you to personalize its appearance and functionality to suit your needs. It supports add-ons and extensions, allowing you to enhance its features and add new functionality.

Mozilla Thunderbird is a feature-rich and reliable email client that provides a secure and efficient way to manage your emails, contacts, and calendars. Whether you are a casual email user or a business professional, Thunderbird is a powerful tool that can help you stay organized and productive.

Key Features: 

  • Email account management for multiple providers in one interface.
  • Powerful message filtering and organization options.
  • Built-in security and privacy features, including encryption and spam filtering.
  • Support for add-ons and extensions for customization.
  • Built-in address book for managing contacts.
  • Rich message composition with formatting and spell checking.
  • Cross-platform support for Windows, macOS, and Linux.
  • Powerful search and quick filter options.
  • Message archiving for organizing emails.
  • Customizable user interface with themes and layouts.
Version 91.2.1

  • Preference added to disable automatic pausing RSS feed updates after a fetch failure
  • Recipeint address pills in an error state could incorrectly merge with mailing list pills when expanding the list
  • BCC-only messages could not be sent from the Outbox
  • Default DSN request was not set when using "Edit as New Message"
  • Vertical scrollbar in "Conversations" chat panel did not work correctly
  • Chat account "Advanced Options" dialog had no clickable buttons on macOS
  • RSS feed attachments could not be saved
  • Public ICS calendars served with an incorrect Content-Type could not be added
  • Setting a CalDAV calendar to manually update had no effect
  • CalDAV calendars set to read-only became writable after restarting Thunderbird
  • Saving a copy of a calendar invite (More -> Save As Copy) did not work
  • Events in the first or last week of a month were not always printed when printing a month view
  • Accessibility improvements; clearer display of area of focus
  • Various theme improvements, HiDPI improvements
  • "Attachments" menu panels for attached files were empty
  • Stability improvements


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