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To configure your Mozilla Thunderbird client to work with Comcast email, follow the steps below. To reconfigure your Mozilla Thunderbird client to use SSL instead of port 25, click here.
Learn how to set up email client programs for XFINITY email.
Learn more about why email port 25 is not being supported any longer.
Comcast makes it easy to configure Comcast email settings to ensure that multiple email messages appear from all of your non-Comcast email accounts.
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