Install New Xfinity Cable Modem - Search Videos

How To Set Up Xfinity Gateway Modem (2026) STEP BY STEP

YouTubeHow To Tech

How To Set Up Xfinity Gateway Modem (2026) STEP BY STEP

Learn How To Set Up Xfinity Gateway Modem . Connect coax cable to the modem. Plug in the power adapter and turn on the modem. Connect Ethernet cable from the modem to your device (optional). Open your browser and go to xfinity.com/activate. Follow the on-screen instructions to complete setup. For more videos like this then please leave a like ...

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