Comcast Modem Activation Phone Number. Comcast Modem Manual Once the new modem was activated I ran some speed tests Xfinity's customer service phone number is: (800) 934-6489
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Your Xfinity Internet service isn't fully functional until you activate it Phone: Call Xfinity's activation number (1-855-652-3446) and follow the prompts.
Online: Go to Xfinity's activation page and follow the prompts The Xfinity customer service number can assist you with all your inquiries The best way to activate a business modem on the account is to reach out to one of our expert specialists
Own the Cable Modem 1 Tip on Best Dong Knows Tech. With my former modem (Arris SB8200) I averaged 947Mbps down and 42Mbps up Xfinity For full functionality of this site it is necessary to enable JavaScript.
Ubee Comcast Modem. Call Xfinity customer support for: Tech support; Billing and payments; Add/remove services, such as TV packages; Check the status of your appointment Here, you may need to enter additional information, such as your account number and phone number