Below you will find a list of current Comcast customer service phone numbers. The numbers have all been verified to be correct at this point. We have also listed other helpful Xfinity information as well.
Residential Customer Service: 1-800-266-2278 Or 1-800-934-6489
Business Customer Service: 1-800-391-3000
Xfinity Mobile Customer Service: 1-888-936-4968
Once you have Outlook or your other chosen email client open, enter your name and email address in the first two lines for Outlook.
Next, click on the More Setting button in the lower right corner.
Next, select the “Outgoing Server” tab. And then make sure to check “My outgoing server (SMTP)requires authentication”. And also “Use same settings as my incoming mail server”.
Next, select the “Advanced” tab.
And then last click on “Okay”. And then go back to the first settings window and test the settings. If it is successful, you’re all set! Otherwise double-check what you input on the previous screens.