If you can browse the Internet using a wired connection, the modem is connected to the Internet. You can connect one end of the Ethernet cable to your modem while the other connects to the RJ connector available on the computer. Temporary Internet Connection Using Ethernet Cableīefore setting up the wireless network, you can connect the laptop or computer using the LAN port to browse the Xfinity Internet. Once the online lights become stable, you can proceed to the following step. When you turn on the wireless router, you can see the solid LED lights for the power, 2.4 GHz, 5GHz, and US/DS, while the online light blinks. But, first, make sure the connections aren’t loose. Now it’s time to connect the Comcast modem to the wireless router using an Ethernet cable. Lastly, connect the coax cable at the modem’s back while the other end goes into the cable outlet jack. Next, you can connect the modem to the power supply. Also, you should place the modem or gateway in cramped spaces.ĭon’t forget to keep the modem closer to the cable wall outlet and an electrical outlet to prevent wire clutter. On the other hand, you can place the modem at a central location on elevation, free feet above the floor, so the nearby furniture doesn’t obstruct the signals. Therefore, you must not place the Wi-fi router close to the wood, concrete, or insulated exterior walls to minimize signal loss.

These appliances emit signals that can interfere with the wireless signals.

The first thing to do is select a favorable location for the Comcast modem to prevent interference by the nearby electronics, including: Comcast ultra-fast Xfinity Internet modem or Xfi gateway.Suitable Modem Locationīefore setting up the Comcast Wifi at your home, you must ensure the availability of the following prerequisites: You can follow these steps to enjoy a faster and more reliable Comcast wireless network within your home. When You Can’t Setup Xfinity Internet Service on Your Own.Set up Xfinity Internet Wireless Router.Temporary Internet Connection Using Ethernet Cable.

Setting up xfinity router