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Manual migration
 
03/03/2026
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[[!img success.png class="screenshot" alt="Thunderbird Migration: Tails installed Thunderbird as additional software to improve its security."]]
 
03/03/2026
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If the **Thunderbird Migration** dialog below appears when you start *Thunderbird*, it means that Tails successfully installed *Thunderbird* as additional software.
 
03/03/2026
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Successful migration
 
03/03/2026
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[[!toc startlevel=2]]
[[!toc startlevel=2]]
03/03/2026
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By installing *Thunderbird* as additional software, the latest version of *Thunderbird* is installed automatically from your Persistent Storage each time you start Tails.
 
03/03/2026
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String added in the repository
A new version of *Thunderbird* is released in Debian shortly after each Tails release, because both *Tails* and *Thunderbird* follow the [[release calendar of *Firefox*|https://whattrainisitnow.com/calendar/]]. As a consequence, until Tails 7.5 (February 2026), the version of *Thunderbird* in Tails was almost always outdated, with known security vulnerabilities.
 
03/03/2026
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String updated in the repository
Since Tails 7.5 (February 2026), Tails tries to automatically install *Thunderbird* as [[additional software|persistent_storage/additional_software]] to improve its security.
 
03/03/2026
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[[!meta title="Why is Tails installing Thunderbird as additional software?"]]
 
03/03/2026
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Resource updated
The “wiki/src/doc/anonymous_internet/thunderbird/additional_software.bg.po” file was changed. 03/03/2026
None

String added in the repository
A new version of *Thunderbird* is released in Debian shortly after each Tails release, because both *Tails* and *Thunderbird* follow the [[release calendar of *Firefox*|https://whattrainisitnow.com/calendar/]]. As a consequence, until Tails 7.5 (February 2026), the version of *Thunderbird* in Tails was almost always outdated, with known security vulnerabilities.
 
03/03/2026
None

Resource updated
The “wiki/src/doc/anonymous_internet/thunderbird/additional_software.ar.po” file was changed. 03/03/2026
None

String added in the repository
A new version of *Thunderbird* is released in Debian shortly after each Tails release, because both *Tails* and *Thunderbird* follow the [[release calendar of *Firefox*|https://whattrainisitnow.com/calendar/]]. As a consequence, until Tails 7.5 (February 2026), the version of *Thunderbird* in Tails was almost always outdated, with known security vulnerabilities.
 
03/03/2026
None

Source string added
A new version of *Thunderbird* is released in Debian shortly after each Tails release, because both *Tails* and *Thunderbird* follow the [[release calendar of *Firefox*|https://whattrainisitnow.com/calendar/]]. As a consequence, until Tails 7.5 (February 2026), the version of *Thunderbird* in Tails was almost always outdated, with known security vulnerabilities.
03/03/2026
weblate:commit

Changes committed
Changes committed 03/01/2026
weblate:commit

Changes committed
Changes committed 03/01/2026
xin

Translation completed
Translation completed 03/01/2026
conan

Suggestion accepted
Please [[report an error|first_steps/whisperback]] to help us troubleshoot your problem.
Veuillez [[signaler une erreur|first_steps/whisperback]] pour nous aider à résoudre votre problème.
03/01/2026
conan

Suggestion accepted
If the **Thunderbird Migration** notification below appears when you start Tails, it means that Tails failed to install *Thunderbird* as additional software for unknown reasons.
Si la notification **Thunderbird Migration** ci-dessous apparaît lorsque vous démarrez Tails, cela signifie que Tails n'est pas arrivé à installer *Thunderbird* comme logiciel supplémentaire pour des raisons inconnues.
03/01/2026
conan

Suggestion accepted
Failed migration
Échec de la migration
03/01/2026

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