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

Thunderbird (64-bit)

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Thunderbird 102.3.0 (64-bit)

  -  53.7 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 102.3.0 (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.


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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 102.3.0 (64-bit)

  • Thunderbird 102.3.0 (64-bit) Screenshots

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    Thunderbird 102.3.0 (64-bit) Screenshot 1
  • Thunderbird 102.3.0 (64-bit) Screenshot 2

What's new in this version:

Changes:
- Thunderbird will no longer attempt to import account passwords when importing from another Thunderbird profile in order to prevent profile corruption and permanent data loss
- Devtools performance profile will use Thunderbird presets instead of Web Developer presets

Fixed:
- Thunderbird startup performance improvements
- Saving email source and images failed
- Error message was shown repeatedly when temporary disk space was full
- Attaching OpenPGP keys without a set size to non-encrypted messages briefly displayed a size of zero bytes
- Global Search entry box initially contained "undefined"
- Delete from POP Server mail filter rule intermittently failed to trigger
- Connections to POP3 servers without UIDL support failed
- Pop accounts with "Fetch headers only" set downloaded complete messages if server did not advertise TOP capability
- "File -> New -> Address Book Contact" from Compose window did not work
- Attach "My vCard" option in compose window was not available
- Improved performance of matching a contact to an email address
- Address book only recognized a contact's first two email addresses
- Address book search and autocomplete failed if a contact vCard could not be parsed
- Downloading NNTP messages for offline use failed
- NNTP client became stuck when connecting to Public-Inbox servers
- Various visual and UX improvements
- Various security fixes

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