Configure Thunderbird client to use OAuth for IMAP/ POP - Information Technology - UConn Knowledge Base
![Getting this error message: The message could not be sent because the connection to Outgoing server (SMTP) smtp.gmail.com was lost in the middle of | Thunderbird Support Forum | Mozilla Support Getting this error message: The message could not be sent because the connection to Outgoing server (SMTP) smtp.gmail.com was lost in the middle of | Thunderbird Support Forum | Mozilla Support](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2020-03-02-03-19-49-338f62.png)
Getting this error message: The message could not be sent because the connection to Outgoing server (SMTP) smtp.gmail.com was lost in the middle of | Thunderbird Support Forum | Mozilla Support
![Thunderbird 52.9.1 update, POP stopped working, does not ask for server password, says connecting .... | Thunderbird Forum di supporto | Supporto Mozilla Thunderbird 52.9.1 update, POP stopped working, does not ask for server password, says connecting .... | Thunderbird Forum di supporto | Supporto Mozilla](https://user-media-prod-cdn.itsre-sumo.mozilla.net/uploads/images/2018-09-29-16-43-04-3585a6.png)