Xfinity is the brand name of Computer Definition Comcast for its cable TV, Internet and telephony services.
xfinity.com/authorize is a trade name of Comcast Cable Communications, LLC, a subsidiary of the Comcast Corporation, used to market consumer cable television, internet, telephone,
xfinity.com/authorize and wireless services provided by the company.Using the Xfinity My Account app and credit card or your bank account information, you can pay your bills and customize your WiFi network name and password,
xfinity.com/authorize troubleshoot and personalize your devices.