Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a third-party modem instead. Here's how.

Power outages usually last around two or three hours and often occur during storms that keep people trapped inside. Comcast says it has a solution for keeping internet connected in these situations.

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PHILADELPHIA—Comcast has launched WiFi Boost capabilities that allows Xfinity Mobile and Comcast Business Mobile devices to get speeds of up to 1 Gbps when they connect to millions of new “Xfinity ...

PHILADELPHIA--(BUSINESS WIRE)--Following the successful launch and positive consumer reaction to Xfinity’s new 5-year guarantee, the nation’s largest Internet Service Provider (ISP) has launched its ...

Comcast Xfinity customers are experiencing faster internet speeds as of last week at no extra charge as the Philadelphia-based telecom giant rolled out an automatic upgrade. The move represents the ...