MDN Extended 1.2.0 Requires Restart
by Trustedbird
Allows the recipient of a message to send a return receipt (MDN: Message Disposition Notification) on message deletion. This addon is usefull for better experience with Notification Viewer addon.
About this Add-on
Thunderbird supports only read receipt (displayed). This add-on provides delete receipt (deleted).
Trustedbird/Milimail project