Thunderbird Add-On Overview

SpamExperts provides a Mozilla Thunderbird add-on to report any spam not blocked by the SpamExperts filter.

See Report Spam Using the Thunderbird Add-on for details on reporting single or multiple messages as spam using the add-on.

Supported Versions

We support Mozilla Thunderbird versions 78.0 and newer.

We no longer support any older versions of Thunderbird. However, between version 68.5.0 and 78.0, you may use Configure Thunderbird to Access the IMAP Quarantine instead.

Install Thunderbird Add-on

From File

  1. Download the Mozilla Thunderbird add-on
  2. Open Thunderbird
  3. Navigate to Settings > Add-Ons and Themes

  4. Select Extensions

  5. Click the cog in the top left corner to open the action menu and click on Install add-on from file

  6. Navigate to the Thunderbird add-on file in your file directory
  7. Click Ok
  8. Once the add-on has been installed, restart Thunderbird

If you are upgrading your installation, please remove the old installation before installing the new one.

From Search

  1. Open Thunderbird
  2. Navigate to Settings > Add-Ons and Themes

  3. Select Extensions

  4. Using the search bar in the top left of the screen, search for 'expertspam'
  5. Click + Add to Thunderbird

  6. Approve addition of the add-on by clicking Add

  7. Click Ok

Manage Add-on

Configure Add-on

Once the Add-On is installed, the appearance and behavior can be customised:

  1. Open Thunderbird
  2. Navigate to Settings > Add-Ons and Themes

  3. Select Extensions
  4. Click the wrench icon to manage the extension's options

  5. Make any required changes to the appearance:
    • Enable in menu - if selected, the Report Spam action will be available in the context menu
    • Enable in toolbar - if selected, the Report Spam action will be available in the toolbar

  6. Choose an additional action that the add-on will take after marking the message as Junk and reporting it:
    1. Nothing - no additional action will be taken
    2. Move to junk - the message will be moved to the junk folder
    3. Move to trash - the message will be moved to the bin
    4. Delete - the message will be deleted

Remove Add-on

  1. Open Thunderbird
  2. Navigate to Settings > Add-Ons and Themes

  3. Select Extensions
  4. Click the ... icon then select Remove from the menu

  5. Confirm removal of the add-on

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