user.js settings I use:
Setting |
Value |
Rationale |
font.size.systemFontScale |
100 |
Default font scale |
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.
mail.compose.default_to_paragraph
Composer window line-height
In omni.ja:chrome/classic/skin/classic/messenger/messageQuotes.css: