Can't sent email out: "The mail server responded 5.7.0. Must issue a STARTLS..." help please.
See error message attached.
Additional System Details
- User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:71.0) Gecko/20100101 Firefox/71.0
and your mail provider is?
What are the settings for accounts shown in the troubleshooting information. (drag your mouse over them, press Ctrl+c to copy them and paste them into a reply on the forum.)