![Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be](https://www.edpnet.be/assets/images/support/img/troubleshooting/e-mail/Thunderbird_dropt.png)
Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be
![Thunderbird for Mac: Adding ECN SMTP as Outbound Server - Engineering Computer Network - Purdue University Thunderbird for Mac: Adding ECN SMTP as Outbound Server - Engineering Computer Network - Purdue University](https://engineering.purdue.edu/ECN/Support/KB/Docs/ThunderbirdforMacECNA/Tbird-03.png)
Thunderbird for Mac: Adding ECN SMTP as Outbound Server - Engineering Computer Network - Purdue University
![Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be](https://www.edpnet.be/assets/images/support/img/troubleshooting/e-mail/Thunderbird_SMTP_Server.png)
Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be
![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://user-media-prod-cdn.itsre-sumo.mozilla.net/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
![Why can't TB connect to the server if config is correct and firewalls are off? | Thunderbird Support Forum | Mozilla Support Why can't TB connect to the server if config is correct and firewalls are off? | Thunderbird Support Forum | Mozilla Support](https://user-media-prod-cdn.itsre-sumo.mozilla.net/uploads/images/2018-01-12-11-31-07-ff8844.png)
Why can't TB connect to the server if config is correct and firewalls are off? | Thunderbird Support Forum | Mozilla Support
![Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be](https://www.edpnet.be/assets/images/support/img/troubleshooting/e-mail/Thunderbird_Outgoing_Server_Settings.png)
Thunderbird - The message could not be sent because the connection to SMTP server timed out | edpnet.be
![GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED] GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED]](http://www.jdhodges.com/wp-content/uploads/2014/05/godaddy-smtp-server-error-sending-emails-over-1mb.png)
GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED]
![GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED] GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED]](http://www.jdhodges.com/wp-content/uploads/2014/05/error.jpg)
GoDaddy send message error on Thunderbird [SOLVED] – GoDaddy send message error on Thunderbird [SOLVED]
![Thunderbird Error: Send Message Error - Sending of message failed. The message could not be sent because the connection to SMTP server domain.com timed out. Try again or contact your network administrator. Thunderbird Error: Send Message Error - Sending of message failed. The message could not be sent because the connection to SMTP server domain.com timed out. Try again or contact your network administrator.](https://www.webhostinghub.com/help/images/stories/KBnew/thunderbird/errors/send_message_error.jpg)