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Latest Version
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Operating System
Windows 7 / Windows 8 / Windows 10
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User Rating
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Author / Product
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Filename
Thunderbird Setup 78.12.0.exe
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 78.12.0 (32-bit).
For those interested in downloading the most recent release of Thunderbird (32-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!
What's new in this version:
Fixed:
- Sending an email containing HTML links with spaces in the URL sometimes resulted in broken links
- Chat account settings did not always save as expected
- RSS feed subscriptions sometimes lost
- Calendar: A parsing error for alarm triggers of type "DURATION" caused sync problems for some users
Various security fixes:
- CVE-2021-29969: IMAP server responses sent by a MITM prior to STARTTLS could be processed
- CVE-2021-29970: Use-after-free in accessibility features of a document
- CVE-2021-30547: Out of bounds write in ANGLE
- CVE-2021-29976: Memory safety bugs fixed in Thunderbird 78.12
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