Learn how to activate your xfinity internet service.
Xfinity cable modem setup.
It goes in the wide narrow port in the back of the cable box.
Plug in one end of the hdmi cable.
Comcast customer service is here to provide help and support for your xfinity internet tv voice home and other services.
An xfinity internet modem wifi router in one designed to deliver enhanced coverage and the benefits of xfi our best wifi experience.
View the entire list of approved modems.
How to activate your xfinity internet service.
Although you typically are allowed to just hook up the cable modem to a nearby computer you may choose to adjust the default settings of the cable modem.
Learn how to self install xfinity internet.
Comcast is one of the nation s leading providers of cable internet service.
Self install kit installation overview videos and guides.
When asked provide your account information and provide your cable modem or modem router s model number and mac address which are on the product label.
If you re using a v cables instead plug each cable into the same colored port on the back of the box e g plug the yellow cable into the yellow input.
Learn more about how to install your xfinity self install kit devices.
Learn about installing and activating equipment and services in your xfinity self install kit.
Learn more about how to install your xfinity self install kit devices.
Learn more about how to install your xfinity self install kit devices.
If you are unable to activate your cable modem or modem router using the self activation process call comcast xfinity customer service at 1 800 xfinity 1 800 934 6484 and do the following.
Learn how to self install xfinity internet.
Learn how to activate your xfinity internet service.
Rent yours at checkout.
You ll receive an xfi gateway or xfi advanced gateway depending on your location and plan needs.
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On most comcast cable boxes the hdmi port is either in the bottom right corner of the box or at the bottom of the box s back.