Sending through office365 SMTL using 115.8.1 unreliable
After upgrading to 115.8.1 , Tbird will only send immediately after startup, otherwise I get the choice to Save (draft) or abandon. I have tried changing the various TLS… (читать ещё)
After upgrading to 115.8.1 , Tbird will only send immediately after startup, otherwise I get the choice to Save (draft) or abandon.
I have tried changing the various TLS options, and now continue to use the ones that have always historically worked.
What is causing this. Rather inconvenient