Skip to main content
Switch language
Skip to search

Windows 10 will reach EOS (end of support) on October 14, 2025. For more information, see this article.

Settings

Manage and customize your product experience with settings, add-ons, and more.

In English

Thunderbird and Junk / Spam Messages

Filelink for Large Attachments

Compacting folders

Import settings and data into Thunderbird

Thunderbird and Gmail

Signatures

Getting Started with the Thunderbird main window (Supernova and newer)

Appearance Panel - Layout, Message List, Card View, Table View, Sorting and Threading settings

The difference between IMAP and POP3

How to change the Thunderbird layout

Customize Date and Time formats in Thunderbird

Message threading in Thunderbird - keep messages grouped by conversation

Setup your email account for using End-To-End Encryption

Import settings and data into Thunderbird for Android

Get started with Thunderbird

Configuration Options for Accounts

Display the Thunderbird menus and toolbar

Thunderbird and Exchange

Thunderbird add-ons - frequently asked questions

Profile Manager - Create and remove Thunderbird profiles

IMAP Synchronization

Use multiple profiles in Thunderbird

Install themes to change the look of Thunderbird

Switch from POP to IMAP account

FAQ Changing IMAP to POP

Make Thunderbird the Default Mail Client

How to Subscribe to News Feeds and Blogs

Installing an Add-on in Thunderbird

Advanced panel - System, network, updates, and other advanced settings in Thunderbird

Maildir in Thunderbird

Security panel - Junk, scam, antivirus, and password settings in Thunderbird

Unified Toolbar

Creating a Newsgroup Account

How to disable or change the Thunderbird start page

Message List Columns

Thunderbird makes unrequested connections

Config Editor

How to Install and Use another Language in the Dictionary on Thunderbird

How to Customize the New Mail Sound

How to Customize Toolbars

Thunderbird and Logjam

Unable to install add-ons (extensions or themes) in Thunderbird

Getting started with the Thunderbird main window

userChrome.css and .js and userContent are unsupported

Thunderbird Matrix Chat FAQ

Names but no Email Addresses are Displayed

Configuration Options for Identity

Configuration Options for Tags

Configuration Options for Attachments

Certificates

Block a sender

Installing Thunderbird on Ubuntu Linux

Add Search Engine to Open Search

Instant Messaging and Chat

Installing and Using another Language in the Dictionary

Privacy panel - Remote content and cookie settings in Thunderbird

Dangerous directories

Unable to uninstall add-ons (extensions or themes)

OpenPGP Recipient Alias Configuration

Upgrading from an older version of Thunderbird

Notifications in Thunderbird

Illustration of hands

Volunteer

Grow and share your expertise with others. Answer questions and improve our knowledge base.