Install and Activate Your Xfinity Services After You Move - Taking your equipment with you or getting an Xfinity Self-Install Kit? This document provides helpful guides that will walk you through activation and installation of each of your Xfinity services after you move to a new address.

How to connect and activate xfinity from

Step 1 Connect your wireless gateway

If this device is replacing an existing modem please disconnect it before proceeding.

  1. Place your wireless gateway near a cable wall outlet, in a central location, away from windows and external walls.
  2. Screw one end of the coax cable to the Cable In/RF In port on your wireless gateway. Screw the other end to the cable wall outlet or one of the ports on the splitter.
  3. Plug the power cord into the back of your wireless gateway. Plug the other end into an electrical outlet.
  4. Wait until the Power, US/DS, and Online lights remain solid for 1 minute. The light may blink for up to 20 minutes. When lights stop flashing, move on to Step 2.

Step 2 Connect to the Internet

  1. Use a WiFi enabled device (laptop, tablet, phone, etc.) you used at your previous residence, and connect to your WiFi network. Then, open a web browser.
  2. If your device asks you for a PIN instead of a password, click “Connect using a security key instead.”
  3. Plug the ethernet cable into your wireless gateway and your computer. Then open a web browser and move on to Step 3.

Step 3 Activate your service

If you need help finding your new account number to complete Xfinity activation :

  1. Log in to your My Account app using your User ID.
  2. Tap Account Information.
  3. Account number is visible. Validate the service address to make sure the address you see is the new address.

Xfinity device activation steps

  1. Open a web browser and go to or If you see the homepage, then your XFINITY Internet service is activated.
  2. Enjoy your new XFINITY services!
  3. If prompted to enter account information, you need to authenticate your account first.
  4. After completing the screens, it may take up to 20 minutes for your device to complete the full process.
  5. If prompted to personalize your WiFi information, you need to complete these screens before proceeding.