Installation and updates

Install

Learn about how to install Mozilla’s products on your devices.

Installing an Add-on in Thunderbird

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

Thunderbird Thunderbird Last updated:

Thunderbird ESR

Stable Thunderbird Extended Support Release (ESR) for desktop for use by organizations, that gets regular release of major bug fixes and security patches, but infrequent new features and improvements.

Thunderbird Thunderbird Last updated:

Thunderbird Release

Stable Thunderbird release that gets frequent new features, improvements, bug fixes and security patches.

Thunderbird Thunderbird Last updated:
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