Thunderbird
Wie fordere ich eine Lesebestätigung an?
Wie fordere ich eine Lesebestätigung an?
All Replies (1)
In compose screen, click Options>Return Receipt If menu bar is not visible, press alt key first
Reminder: many users have this feature turned off. There is no assurance that you will receive a receipt, as the process is voluntary. Also, many email providers now disregard the requests, as they are often spam.