I clicked on DSN when sending a message. what will tell me it has been delivered
I need to know if mails are delivered. If I use the DSN option, which I did, how will I know that the message was delivered?
I need to know if mails are delivered. If I use the DSN option, which I did, how will I know that the message was delivered?
All Replies (1)
Duplicated here https://support.mozilla.org/en-US/questions/1250034