Installation and updates

Learn how to install your favorite Mozilla products and keep them updated.

Update Thunderbird to the latest version

Thunderbird automatically updates itself by default but you can always do a manual update. Learn how to update Thunderbird.

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Switching to Thunderbird

This article explains how you can switch to Thunderbird from your current mail application, such as Windows Mail, Outlook or also Mail on Mac OS and Evolution on Linux.

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What is the Mozilla Maintenance Service?

Firefox and Thunderbird install Mozilla Maintenance Service to allow seamless background updates. Learn how it works and how to disable or remove it.

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Thunderbird Beta

Test new features and fixes in the most stable pre-release build of Thunderbird.

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Installing an Add-on in Thunderbird

Add-ons add functionality to Thunderbird or change its appearance. Learn how to install add-ons to Thunderbird.

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Thunderbird 115 Supernova FAQ

This document answers questions for new users of Thunderbird 115 Supernova, in particular users who have upgraded from a previous version.

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New in Thunderbird 115 Supernova

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 115.0 Supernova.

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New in Thunderbird 128 Nebula

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 128.0 Nebula.

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Thunderbird Software Update Failed

This article presents possible solutions to this problem and workarounds to get Thunderbird updated.

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Managing Thunderbird Updates

Learn about automatic updates for Thunderbird deployments and how to ensure that the latest security patches are applied and all features are available.

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New in Thunderbird 102

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 102.0.

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Custom installation of Thunderbird on Windows

The custom setup option in the Thunderbird full, offline installer lets you choose the Windows program folder location and shortcuts. Learn more.

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Thunderbird 128 Nebula FAQ

This document answers questions for new users of Thunderbird 128 Nebula, in particular users who have upgraded from a previous version.

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