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

Thunderbird (64-bit)

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Thunderbird 115.8.1 (64-bit)

  -  57.3 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 115.8.1 (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 115.8.1 (64-bit)

  • Thunderbird 115.8.1 (64-bit) Screenshots

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    Thunderbird 115.8.1 (64-bit) Screenshot 1
  • Thunderbird 115.8.1 (64-bit) Screenshot 2

What's new in this version:

Changed:
- Added Thunderbird Supernova branding to about:dialog

Fixed:
- Message list was not updated when message was deleted from server outside of Thunderbird
- Scrolling behaved unexpectedly when moving to next message unread message in another folder
- Scrolling animation was unnecessarily used when switching or toggling the sort column in message list
- Attempting to delete a message and then cancelling the action still marked the message as read
- Unified Toolbar could not be customized under certain tabs
- Selecting a folder with one or more subfolders and pressing enter did not expand folder
- Tooltips did not appear when hovering over folders
- Deleting large amounts of messages from Trash folder consumed excessive time and memory
- Message Summary header buttons were not keyboard accessible
- "New" button in Message Filters dialog was not keyboard accessible
- Backing up secret keys from OpenPGP Key Manager dialog silently failed
- Various visual and UX improvements
- Security fixes

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