Configure Mozilla Thunderbird

To configure Mozilla Thunderbird client to work with Comcast email, follow the steps below.

How to Configure Mozilla Thunderbird 16.0 and Up

1. Open Mozilla Thunderbird.
2. Click the Tools menu and select Account Settings.
3. Click the Account Actions button in the bottom left, then select Add Mail Account.
4. Enter your name into the Your name field, your full email address into the Email Address field, and your password into the Password field. Click Continue.
   
5. Click Manual config.
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6. For the Incoming: line:
   • Select IMAP from the drop-down box.
   • In the Server hostname field, enter imap.comcast.net.
   • Select SSL/TLS from the drop-down box under SSL.
   • Confirm the Port field contains 993.
   • Authentication Method should be set to Autodetect.
7. For the Outgoing: line
   • In the Server hostname field, enter smtp.comcast.net.
   • Select STARTTLS from the drop-down box under SSL.
   • Enter 587 into the Port field.
   • Authentication Method should be set to Autodetect.
     
8. Now, Click Re-test.
9. Then, Click Create Account.
10. Click OK.

Congratulations! You’re done configuring your Mozilla Thunderbird client to send and receive Comcast email.