Configure Mozilla Thunderbird 16.0 and Up for Comcast Email

1. Open Mozilla Thunderbird.
2. Click the Tools menu, and select Account Settings.
3. Click Account Actions 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. 
5. Click Continue. 
   
   
    
6. Select POP3 (keep mail on your computer), then click Manual config.
   

7. In the Server hostname field (next to Incoming), enter mail.comcast.net.  Confirm the Outgoing (SMTP) server hostname field contains smtp.comcast.net.
8. In the SSL column for both Incoming and Outgoing, select SSL/TLS.  This will automatically change both the port numbers and authentication methods.  Once changed, the new ports should automatically read 995 for Incoming and 465 for Outgoing.  Authentication method should be Autodetect for both Incoming and Outgoing. 
   
     

9. Click Re-test.
10. Click Create Account.
11. Click OK.
    
    Congratulations! You're done configuring your Mozilla Thunderbird client to send and receive Comcast Email.    

To Reconfigure Mozilla Thunderbird Client to Use SSL Instead of Port 25

1. Open Mozilla Thunderbird.
2. Click the Tools menu, and select Account Settings.
3. Click the Server Settings section under your Comcast.net account on the left.
4. Enter 995 into the Port field. Select SSL/TLS from the Connection Security drop-down menu.
   
   
    
5. Click the Outgoing Server (SMTP) section on the left.
   
   
    
6. Click Edit on the right.
7. In the Port field, enter 465. In the Connection Security drop-down menu, select SSL/TLS. In the Authentication Method drop-down menu, select Normal password.
   
   
    
8. Click OK.
9. Click OK again.

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