A free email application from Mozilla that's easy to set up and customize

Thunderbird (64-bit)

Browse by Company

Adobe, Apowersoft, Ashampoo, Autodesk, Avast, Corel, Cyberlink, Google, iMyFone, iTop, Movavi, PassFab, Passper, Stardock, Tenorshare, Wargaming, Wondershare

Thunderbird 78.2.0 (64-bit)

  -  48.8 MB  -  Open Source
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Thunderbird 78.2.0 (64-bit).


For those interested in downloading the most recent release of Thunderbird (64-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download Thunderbird 78.2.0 (64-bit)

  • Thunderbird 78.2.0 (64-bit) Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Thunderbird 78.2.0 (64-bit) Screenshot 1
  • Thunderbird 78.2.0 (64-bit) Screenshot 2

What's new in this version:

Changed:
- OpenPGP Key generation now disabled when there is no default mail account configured
- OpenPGP: Encrypt saved drafts when OpenPGP is enabled
- Twitter search removed
- Calendar: Event summary dialog is now themeable
- MailExtensions: Some APIs now use defineLazyPreferenceGetter in order to benefit from caching

Fixed:
- OpenPGP Key Manager search function did not work
- OpenPGP Key Properties dialog was sometimes too small
- OpenPGP: Encrypted email would not send if address contained uppercase characters
- OpenPGP: "Key ID" column could not be resized in Key Manage
- OpenPGP: Keys containing invalid UTF-8 strings could not be imported
- OpenPGP: Enable automatic signing for encrypted messages in additional scenarios
- Many more OpenPGP bug fixes and improvements
- IMAP fetch chunk size was always 65536 bytes
- Attachment corruption could occur when downloading large attachments from an IMAP server that supports chunking
- IMAP server capabilities were not rechecked after upgrading to SSL/TLS connection
- Message Composer: Order of attachments could not be modified using drag & drop
- Composing messages with a "fixed width" font did not work
- Drag and drop of address book contacts did not work in some situations
- Address book migration failed when there was a dot in the file name
- Address book: "Always prefer display name over message header" was always checked when editing a contact
- Address book performance optimizations
- Dialog to add a new mail account from "Account Settings" did not open
- "Select All" (Ctrl+A) in message source did not work until focused with a mouse click
- Ctrl+scroll wheel not zooming in message reader
- Setting/changing a signature from a file lost when closing account settings
- Adaptive Junk Mail settings could not be disabled
- Message filter dialog fixes: Missing scrollbar, drop-down list not wide enough
- Various UX and theme improvements

Top Downloads

More Popular Software »