I am running Windows 7 and using Outlook 2007 for my email. For most of the past week and still continuing, Outlook has been able to receive emails but unable to send emails and continually - like ov...
With Windows Live Mail you need to use the default outbound port of 25 SMTP
Cox gives the wrong port on it's instructions. Even their help line gets the port wrong and tries to make you use 465
I am using Windows Live Mail 2009 (Version 14.0.8117.0416) and it works fine. You can Google "Windows Essentials 2009 offline installer download" if you need to upgrade to a newer version. I just happen to prefer Live Mail 2009 over 2012.
Configure as shown below, Go to the Servers Tab and check the box circled in Orange Below