


Also, working with shared IPs, it cannot guarantee a good deliverability for your emails (that is, a number of your messages will simply rejected by antispam filters and get lost without you even knowing). In fact, a normal outbound service like Comcast’s SMTP server puts a limit to the number of people you can send the same email to (in order to deter spammers), and to the number of single emails you can send per day. There’s an important issue to be underlined, however: if you plan to do bulk email marketing, you should opt for a professional SMTP service.

Installed Outlook 2019 on Install my new computer, Windows 10, in December 2020. Download my email from, which worked fine on my previous computer. Then you can choose your security and authentication options: for further information please check our article about SMTP configuration. I see posts from the past with the same problem, but none of the solutions work for me. Step 1: In Mozilla Thunderbird, from the menu select Account Settings. Comcast SMTP password: your Comcast password Mailbird might be able to detect server settings for automatically for you.Make sure SSL/TLS is selected, next to Encryption method. Comcast SMTP username: your Comcast email address What are the comcast email server settings In the account settings window for your email client, enter for the incoming mail server. Click the Account Settings button and then click on the Server Settings.If you use have an account at Comcast and you want to configure your mail client (Microsoft Outlook, Mozilla Thunderbird etc.) to send emails, you simply need to enter Comcast’s SMTP settings in its server configuration field:
