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This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Email and messaging

Contacts

Manage your email contacts.

Blocking a sender

This article explains how to block a particular sender in Thunderbird.

Last updated: 02/14/2016

How to create and use mailing lists on Thunderbird

A mailing list is used to send one email to a group of contacts. This article explains how to create and use mailing lists in Thunderbird.

Last updated: 02/13/2015

How to use a Virtual Card (vCard)

This article explains how you can use a virtual card (vCard) in Thunderbird.

Last updated: 06/01/2016

How to use virtual card (vCard)

Created: 02/13/2014

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