There is no phone number. This service is provided by fellow users volunteering their own free time. If you do find anyone offering to help you via phone, then beware. It can be expensive. Rather than haggle over what is and isn't correct, can I ask you to post your settings please? In order for us to better investigate this issue you need to add a little more non-personal information. Please add the troubleshooting information to your post. To find the Troubleshooting information: * Open '''Help''' (or click on three-line-icon and select '''Help''') * Choose '''Troubleshooting Information''' * Clear the check box '''Include account names''' * Use the button '''Copy text to clipboard''' to select all. * Paste this into your reply here on this forum Please also add the result of these troubleshooting steps to your post: *Does Thunderbird work in TB Safe mode (see [http://mzl.la/1k5DWjq Thunderbird Safe Mode])? *Do you use anti-virus and firewall software? What is the version? *Who is the email provider? *Who is the internet provider? *What is the exact error message? Please post back with this information and any other questions you might have.