Click Outgoing Server (SMTP) then select the account from the window and choose Edit.
The Outgoing Mail Server (SMTP) needs to be set to smtp.infotogo.net
If editing an existing account: If there is any other setting in this box, leave the Outgoing Mail Server (SMTP) setting unchanged.
If you did not change your Outgoing Mail Server (SMTP) setting because there is a custom setting, then you are finished. Click OK. Return to your mail window and send yourself an email. If you receive it, then you have successfully changed your settings.
If you changed your Outgoing Mail Server (SMTP) settings to smtp.infotogo.net, then check the box that says "Use name and password" Enter your email address in the User Name box. Press OK. Return to the email window and send yourself a test email. Thunderbird will ask you for the password the first time it tries to send using smtp.infotogo.net.