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

Thunderbird for Mac
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Thunderbird 150.0

  -  142 MB  -  Open Source
Free Download

Safe & Secure

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 150.0.


For those interested in downloading the most recent release of Thunderbird for Mac 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 150.0
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  • Thunderbird 150.0 Screenshots

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    Thunderbird 150.0 Screenshot 1
  • Thunderbird 150.0 Screenshot 2
  • Thunderbird 150.0 Screenshot 3
  • Thunderbird 150.0 Screenshot 4
  • Thunderbird 150.0 Screenshot 5

What's new in this version:

New:
- 'Recent Destinations' in General Settings now supports alphabetical sorting
- Added support for generating Unobtrusive Signatures (OpenPGP)
- Message body search enabled for OpenPGP and S/MIME encrypted messages
- Account hub is opened on the first run of Thunderbird
- Address book cards can be copied to the clipboard as vCard
- Custom Accent Color can be chosen in Appearance Settings
- Calendar month/multiweek views are now scrollable with touch screen
- PDF pages can be reorganized directly in the PDF viewer

Changed:
- Flatpak beta app ID changed from org.mozilla.Thunderbird to org.mozilla.thunderbird

Fixed:
- Unknown command-line arguments passed to Thunderbird did not print warning
- Thunderbird could crash when creating a folder
- Saved email filenames were not not always cross-platform safe
- Compose progress dialog used unlocalised folder name
- Clicking on a folder in the folder pane did not always open folder
- Could not scroll to message bottom or view all attachments in some cases
- Accounts could be listed twice after adding account
- Account Hub manual configuration was missing OAuth2 option
- Microsoft Store installs did not open when clicking 's://' link or .eml file
- Folder states were not exposed to screen readers in saved search properties
- Mailbox name was not announced and message count was incorrect for screen readers
- POP3 could stop downloading mail until restart
- Exchange servers/clients caused memory leaks by holding mutual references
- Authentication could fail for some exchange accounts
- 'Move to Window' option for the calendar was disabled
- Calendar view had date and time axes swapped
- Visual and UX improvements
- Security fixes

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