Welcome to Thunderbird Beta

Warning! Beta can be unstable, and there is potential to lose data.

Protect your data and other best practices. Knowledge Base
Add-ons may not work properly, or not work at all. Add-ons Guide

Thank you for using Thunderbird Beta. Your experiences with beta are important, so please report rough edges, bugs, and provide feedback in the ways suggested below - to help make the next Thunderbird release as awesome as possible.

Learn and Connect

Meet other beta users and learn more about beta.

Beta Discussion Group

Help

Curious about helping? You don’t need to be an expert to help other users or offer suggestions about improving the experience! Join us in this open source project where anyone can participate in the Thunderbird community (You don’t need to be an expert, and you don’t need to know how to code).

Get Involved

Crashed?

If Crash Reporter appeared (when Thunderbird crashes), please provide more details to help developers

In Thunderbird do Help > More Troubleshooting Information, scroll to "Crash Reports", click a recent report link to open the crash report page.
Click the Bugzilla tab, then click on an existing bug report under "Related Bugs" and add a comment to the bug, or click "Thunderbird" to submit a new bug report.

Crash Reporter

Question? Problem?

Post your general Thunderbird usage questions or problems on the support page, where many knowledgeable users can help you.

Support Page

In the Beta Forum, you can post feedback, questions, and learn how to use beta. You can also compare experiences with other beta users.

Beta Forum

Report

Think you’ve found a new problem or rough edge? Create a bug report so we can make sure it gets solved, resulting in a better Thunderbird experience for all.

Report a Bug

Unsure? Ask for help in the beta forum.

Beta Forum