
K-9 Mail app will become Thunderbird's Android email client
The developers of the open source Thunderbird email client confirmed today that the open source Android email app K-9 Mail will become Thunderbird for Android. Thunderbird product and business development manager Ryan […]

How to run Thunderbird Beta next to the Stable email client
The email client Thunderbird is available in several editions. Most users use the stable version of the email client, but some may be interested in running the beta and nightly editions of […]

Thunderbird 102: support for multiple active spell checking dictionaries
The open source email client Thunderbird will soon support multiple active spell checking dictionaries. Planned for Thunderbird 102, the feature enables users to have Thunderbird check for spelling mistakes using multiple dictionaries […]

Thunderbird 102 to include an improved Import Tool
The team that is developing the Thunderbird email client has been working on the next major release of Thunderbird for some time. One of the new features of Thunderbird 102 is an […]

Thunderbird mobile application is coming soon
Users of the open source email client Thunderbird may soon install it as an application for use on mobile devices. Thunderbird is a popular desktop email client, but it is not available […]

Thunderbird 91.8.0 makes important changes to Google Mail Accounts
A new version of the open source Thunderbird email client is now available. Thunderbird 91.8.0 includes security updates and makes an important change to Google Mail account authentications The new version of […]

Thunderbird 102: next major release of the open source email client
The open source email client Thunderbird has received several updates since development switched from being an official Mozilla project to an independent project. The last major release dates back to August 2021 […]

Thunderbird 91.4.1 email client released with security fixes
A new version of the open source email client Thunderbird is now available. Thunderbird 91.4.1 is a security update for the email client that includes a good dozen non-security fixes and improvements […]

How to configure Thunderbird to open emails in windows
The email client Thunderbird opens emails that you select, for instance by double-clicking on them, in a new tab in the client's interface. It is possible to switch to opening emails in […]

Thunderbird 91.4.0 Email Client has been released
The developers of the open source email client Thunderbird have released Thunderbird 91.4.0 for all supported operating systems. The new version of Thunderbird is a bug fix and security update. Thunderbird installations […]

Thunderbird 91.3.1: fixes and important changes
A new version of the open source email client Thunderbird is now available. Thunderbird 91.3.1 is available for all supported operating systems. Existing installations will be upgraded to the new version eventually, […]

Old Thunderbird installations will be upgraded to Thunderbird 91 via automatic updates now
The Thunderbird team released two new versions of the open source desktop email client in the past two weeks. Thunderbird 91.1.2 was a smaller bug fix update for all client versions, Thunderbird […]

Thunderbird 91.0.3 is a small bug fix release
Thunderbird 91.0.3 is the third small bug fix release for the new main version of the open source email client, Thunderbird 91. Thunderbird 91 was released just two weeks ago on August […]

Thunderbird 91.0.2: option to disable the Windows Task Bar unread mail badge added
Thunderbird 91.0.2 is the latest version of the open source email client. It introduces support for disabling the unread mail badge on the Windows taskbar and includes several fixes. Thunderbird is available […]

Thunderbird 91 is available as a manual upgrade
Thunderbird 91, a new major version of the open source cross platform email and communication client, has been released. The new version of Thunderbird is not yet available via the email client's […]

Thunderbird 78.10.2 is out with security fixes and usability improvements
MZLA Technologies Corporation released a new version of its Thunderbird email client on May 17, 2021. Thunderbird 78.10.2 is a security update but it also includes usability improvements and a number of […]

Thunderbird teams up with secure and private email provider Mailfence
Mailfence announced a partnership with Thunderbird on the company's blog just a few days ago. Mailfence is a secure and private email provider headquartered in Belgium promising a tracking-free privacy-preserving email service […]

Thunderbird 78.9.0 is a bug fix and security release
A new stable version of the Thunderbird email client has been released on March 23, 2021. Thunderbird 78.9.0 is a bug fix and security update for all stable versions of the email […]

Thunderbird Financial Report 2020 shows strong year-to-year growth
MZLA Technologies, a wholly owned subsidiary of Mozilla Foundation, released the financial report 2020 for Thunderbird last week. The entire Thunderbird project moved from being a part of Mozilla Foundation, which it […]

Thunderbird 78.8.1 is a bug fix release
The team that is responsible for the Thunderbird desktop email client has released Thunderbird 78.8.1 to the stable channel. The new version of the email client is already available; it is a […]

LocalFolders is a Thunderbird extension that helps you create local mail storage directories
Mail boxes can fill up quickly depending on how often you communicate, newsletters, notification emails land in your inbox. This results in a cluttered mess. One way to deal with this is […]

Thunderbird 78.8.0 security update is out
Thunderbird 78.8.0 has been released on February 23, 2021. The release schedule of the email client follows that of the Firefox web browser as code is shared between the two browsers. It […]

View a mail's contents quickly without clicking on it with the MessagePreview extension for Thunderbird
How many mail accounts do you have in Thunderbird? The more you have, the more cluttered it becomes, doesn't it? And if you have a ton of mails, it's not any easier […]

ThirdStats adds visualized statistics to Thunderbird email accounts
ThirdStats is a relatively new extension for the Thunderbird email client; its main purpose is to provide users with statistics on email use. If you ever wondered about the times of day […]

Highlight text in your outgoing mails with the Textmarker extension for Thunderbird
Maybe you're communicating with your bank, or mailing your colleagues regarding a project, or you're responding to a business inquiry. You may want a way to keep track of the conversation, and […]

Thunderbird team outlines plans for the email client
The next major Thunderbird release is version 91; it is scheduled for a release in the third quarter of 2021. The developers have published a roadmap in which they list new features […]

The most useful Thunderbird shortcuts
The Thunderbird email client is a popular open source desktop program that is used by millions for sending, receiving and managing emails. The program supports a number of keyboard shortcuts that are […]

Thunderbird 78.7.1 released with CardDAV improvements
Thunderbird 78.7.1 is now available; the new stable version of the email client includes fixes, CardDAV improvements, and a change that affects extensions that use legacy APIs. Thunderbird 78.7.1 can be downloaded […]

Add post-it notes to your mails in Thunderbird with the XNote++ extension
Do you have the habit of saving draft mails to serve as reminders? Many people do that, and sometimes, these are related to messages that you may have received or sent earlier. […]

BorderColors D is a Thunderbird extension that helps you avoid sending mails from the wrong account
Have you ever sent an email to the wrong recipient? Sure, it happens. Have you sent a mail from the wrong account? I have, and I think it's safe to say some […]

Thunderbird 78.7.0 is a security and bug fix update (for the most part)
The email client Thunderbird 78.7.0 has been released on January 26, 2020. The new version of Thunderbird fixes security issues, improves the extensions system, and fixes several bugs on top of that. […]

Thunderbird will use multiple processes in the future
If you are using the Nightly version of the Thunderbird email client, called Thunderbird Daily, then you may have noticed that recent versions of Thunderbird Daily use multiple processes. Stable and Beta […]

Thunderbird 78.6.1 is a security and bug fix update
Thunderbird 78.6.1 has been released on January 11, 2021. The new version of the open source cross-platform email client fixes a single critical security issue (the same that affected the Firefox browser […]

Windows Taskbar Unread Badge displays a dynamic icon to indicate the total number of unread mails in Thunderbird
It's been a while since I wrote about Thunderbird extensions. Here's one that I've been using to ensure I don't miss new mails that land in my inbox. The add-on is called […]

Reduce the size of email headers in Thunderbird with Compact Headers
Compact Headers is a long-standing extension for the open source Thunderbird email client that gives users options to reduce the size of email headers significantly, up to a single line. One […]

Thunderbird 78.6.0 is out: here is what is new
Thunderbird 78.6.0 has been released today. The new version of the email client is available for all supported operating systems -- Windows, Mac OS, and Linux -- as a direct update from […]

You need to use a Master Password in Thunderbird if you use OpenPGP
Thunderbird email client users who use the program's built-in email encryption functionality need to set a master password in Thunderbird to properly protect their encryption keys. Thunderbird introduced support for encrypting emails […]

Email client Thunderbird 78.5.1 released
A new version of the open source email client Thunderbird is available. Thunderbird 78.5.1 is a bug fix and security release. The security issue that is addressed has been rated as high, […]

Thunderbird 78.5.0 is now available
A new version of the email client Thunderbird has been released today. Thunderbird 78.5.0 updates stable versions of the email client to the most recent version. The new version extends MailExtensions support, […]

Thunderbird 78.4.3 is out with a handful of fixes
Two Thunderbird releases in a single week; after Thunderbird 78.4.2, released on November 10, 2020, comes Thunderbird 78.4.3. Unlike the first release of the week, this one addresses non-security issues only in […]