user.js settings I use:

Setting

Value

Rationale

mailnews.wraplength

0

Disable text wrapping in composer

mail.strictly_mime

true

Use base64/quoted-printable only, do not use 8bit/7bit encoding. Addresses a known problem with Zoho.com.

Unknown settings

I had these set at one point or another, but I don't quite understand what they do.

Composer window line-height

In omni.ja:chrome/classic/skin/classic/messenger/messageQuotes.css:

   1 /* workaround for MS Outlook mails where the line-height is set to 0 */
   2 body {
   3   line-height: initial !important;
   4 }

SamatsWiki: DotFiles/Thunderbird (last edited 2018-10-11 02:49:24 by SamatJain)