![Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2021-01-03-02-27-38-038eb1.png)
Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support
![Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2021-01-03-02-28-02-e17ca3.png)
Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support
![BT ar Twitter: "@toc2584 What's the email address you're having the issue with and what's your account number Tim - can you dm the over. ^Dee" / Twitter BT ar Twitter: "@toc2584 What's the email address you're having the issue with and what's your account number Tim - can you dm the over. ^Dee" / Twitter](https://pbs.twimg.com/media/Eemzas5XgAIX1q7.jpg)
BT ar Twitter: "@toc2584 What's the email address you're having the issue with and what's your account number Tim - can you dm the over. ^Dee" / Twitter
![Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2021-01-02-06-17-55-b38723.png)
Cannot send from one of my btinternet accounts on Thunderbird | Thunderbird Support Forum | Mozilla Support
![Cannot send btinternet.com messages; error message says 'too many messages' | Thunderbird Support Forum | Mozilla Support Cannot send btinternet.com messages; error message says 'too many messages' | Thunderbird Support Forum | Mozilla Support](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2015-10-08-02-02-00-ef44e8.png)
Cannot send btinternet.com messages; error message says 'too many messages' | Thunderbird Support Forum | Mozilla Support
![Mail server settings for BT legacy email accounts. – Blacknight - Customer Service / Technical Support Centre Mail server settings for BT legacy email accounts. – Blacknight - Customer Service / Technical Support Centre](https://help.blacknight.com/hc/article_attachments/360001022397/mceclip2.png)