Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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Profiles - Where Thunderbird stores your messages and other user data

Profiles - Where Thunderbird stores your messages and other user data

Thunderbird saves personal information such as messages, passwords and user preferences in a set of files called a "profile".

Remote Content in Messages

Remote Content in Messages

This page explains the privacy implications of allowing remote content like images to be displayed in email messages.

Move Thunderbird data to a new computer

Move Thunderbird data to a new computer

How to move Thunderbird data (accounts, messages, passwords) to a new computer.

Thunderbird add-ons - frequently asked questions

Thunderbird add-ons - frequently asked questions

Add-ons are extensions and other additions that add new functionality to Thunderbird or change its appearance.

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