Can't send unencrypted mail in Thunderbird 78.4.0
Since updating to Thunderbird 78.4.0 Some of my emailaccounts won't send unencrypted emails even though I have specified "don't encrypt" in the server settings.
Since updating to Thunderbird 78.4.0 Some of my emailaccounts won't send unencrypted emails even though I have specified "don't encrypt" in the server settings.
วิธีแก้ปัญหาที่เลือก
Thunderbird has debug logging, which might help.
https://wiki.mozilla.org/MailNews:Logging
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วิธีแก้ปัญหาที่เลือก
Thunderbird has debug logging, which might help.
Thanks for your suggestion. However, the problem turned out to be with my mail server. It happened coincidentally with the software upgrade.