How to Activate Xfinity Services on Your Devices: Internet, TV, Voice, Mobile, and Flex

Learn how to easily activate your Xfinity services on various devices. Follow these simple steps for Xfinity Internet, TV, Voice, Mobile, and Flex.

Activating your Xfinity services on various devices is a simple process. In this article, we will guide you through the steps to activate Xfinity on your internet, TV, Voice, and mobile devices.

Activating Xfinity Internet

  1. Using the Xfinity App: Download the Xfinity app on your mobile phone and sign in using your Xfinity ID and password. If you’re activating an Xfinity xFi Gateway or Modem, select “Activate xFi Gateway or Modem” under the Devices section[1].
  2. Online Activation: Connect your internet equipment and turn it on. Go to for easy step-by-step activation instructions[2].

Make sure you’re using an Xfinity-approved modem. You can find a list of approved modems on their website[3][4].

Activating Xfinity TV

  1. X1 Activation Process: For Xfinity X1 TV service, follow the on-screen instructions during the activation process. You may be asked to enter the last four digits of any phone number listed on your Xfinity account[5].

Activating Xfinity Voice

  1. Activate Xfinity Voice Service: To activate your Xfinity Voice service, go to the WiFi settings on your WiFi-enabled devices. Once you see your WiFi name appear in a list of available networks, connect to it[6].

Activating Xfinity Mobile

  1. Xfinity Mobile Activation: To activate your phone with Xfinity Mobile, head to on a mobile device or your desktop or laptop. Log in or create an account and select the phone you’d like to activate[7].

Activating Xfinity Flex

  1. Xfinity Flex Activation: First, activate your Xfinity Internet service using the Xfinity app. If you’re activating an Xfinity Gateway or your own modem and your Flex device, follow the on-screen instructions[8].

Linking Works with Xfinity Devices to Xfinity Home

  1. Add a Device: Sign in to the Xfinity Home app. Tap the More icon at the bottom of the screen, then tap “Add a Device.” On the Add a Device screen, tap the brand of the device you want to add[9].

By following these steps, you can easily activate Xfinity services on your devices and enjoy seamless connectivity and entertainment.


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