Thunderbird

Adding DuckDuckGo as a search engine option

  1. In the menu bar, select Help.
  2. Select Troubleshooting Information.
  3. Select Show Folder.
  4. In the folder, create a folder called searchplugins if it doesn't exist.
  5. Save this file in the searchplugins folder.
  6. Restart Thunderbird.

Making DuckDuckGo the default search engine option

  1. Add DuckDuckGo as a search engine option. (see the instructions above)
  2. In the search bar, type something and select Search [your current default Thunderbird search engine] for:
  3. Click the DuckDuckGo icon on the left.
  4. Click the heart icon on the bottom left.

Thanks to Andres Muñiz for locating these instructions.