For more detaileddocumentation, refer tovisit the [official <span class="application">Thunderbird</span> help [*Thunderbird* Support](https://support.mozilla.org/en-US/products/thunderbird) website.
<p>Sending emails in HTML format is disabled by <span class="application">TorBirdy</span>. Emails receivEmails and feeds in HTML format are displayed in plain text by default and can become harder to read.</p>