3 ms·

Thunderbird can change this setting per message as well. In one of the menus (maybe Tools or Options or something, I can't remember), under Delivery Format.

• teddyh 4y ago
  If you hold down the shift key when pressing the “reply” button, it switches from your default format to the other one for that mail.
  • Tepix 4y ago
    Thanks. How did you find out?
    • teddyh 4y ago
      https://news.ycombinator.com/item?id=23869026 https://news.ycombinator.com/item?id=23869026