Comcast Email on the Web. If you want to access your Comcast email without installing anything on your computer or smart phone, or if you're using a public computer such as in a library, you can use Comcast webmail. Visit the Xfinity homepage at xfinity.com and click the "Email" icon. Then, enter your Xfinity login username and password.How can I check my email messages?
Checking your email is as simple as clicking on the appropriate icon in the toolbar. In Outlook 2003 and Outlook Express, click on the Send/Receive icon, while in Thunderbird the icon is labeled Get Mail. You can also use a keyboard shortcut to quickly check your mailbox for new messages.