How to turn on Delivery Status Notification for all outgoing emails for Thunderbird Version 78.6.0?
How to turn on Delivery Status Notification for all outgoing emails for Thunderbird Version 78.6.0?
How to turn on Delivery Status Notification for all outgoing emails for Thunderbird Version 78.6.0?
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In Options/General/Indexing/Config. editor, double-click mail.dsn.always_request_on to true. Does that work?
https://support.mozilla.org/en-US/questions/1002289#answer-633987
I have delivery receipt enabled in Thunderbird 78 but not receiving them - works in Outlook 365 fine. Can't create new topic!