*** Some customers have found that they need to adjust the outgoing Port from 587 to 25. If you experience any problems with these settings, contact Comcast and ask them to confirm the SMTP settings that they want you to use. ** Mail servers sometimes change these details.

Note that you can always go back to modify any of these settings. * Once you are finished, be sure to click OK at the bottom of the Delivery Options screen to save your settings. For Comcast, the custom SMTP domain would simply be. You should also add a custom domain while you are on this Advanced screen.

Click the “Advanced” button at the bottom of the Delivery Options tab and change the SMTP Port from the default port 25 to port 587. Click OK and you’ll go back to the Delivery Options tab.Ĥ. Select the “Use SMTP Authentication (outbound)” checkbox, keeping the default type as AUTH LOGIN, enter your full Comcast email address and password. You can also set the number of delivery connections and delivery pauses on this screen, according to your internet connection and requirements.ģ. Enter the Comcast SMTP mail server address (), select the “Requires Authentication” checkbox then click Setup. If you do put something here, it will appear in parentheses after the content that you have in the Name field.Ģ. You can leave the Organization field blank if you choose. The details you enter in the Name and Organization fields is what will appear in the From field of your emails. Then add your Comcast email address and the email address where you want replies to be sent. First of all add your user information, specifying how you want to identify yourself to your recipients. Here are the Comcast email settings for GroupMailġ. If you have an email account with Comcast, you can configure your GroupMail mass email software with the Comcast email settings below to send your newsletters and other group emails through the Comcast SMTP mail server.

2015 comcast email server settings