Comcast recommends you take these steps to get Comcast Xfinity email to import into gmail. My experience has been that this does NOT work! I called tech support and spoke with two different agents who were unable to find the correct settings.

What did work for me when all other settings didn’t:  Use “Gmailify.” You may need to remove an existing account to re-add the same one. I had to:
https://support.google.com/mail/answer/6304825?co=GENIE.Platform%3DAndroid&hl=en

The settings below may work for you and for me they did allow me to SEND email (via the “smtp” portion of the instructions). They failed to allow incoming mail to be received, however.

 

Email Configuration Settings

To configure an email client to use Comcast email (@comcast.net), the following settings should be used for sending and receiving email:

  • Incoming Mail Server Name: imap.comcast.net

  • Incoming Mail Server Port Number:

    • Recommended: 993 with SSL ON
    • Only if Needed: 143 with SSL ON
  • Outgoing Mail Server Name: smtp.comcast.net

  • Outgoing Mail Server Port Number:

    • Recommended: 587 (SMTP)
    • Only if Needed: 465 (SMTPS)
  • SSL Encryption: checked

  • Authentication: Xfinity username and password required