Xfinity Default Router Password and Username Full List

Are you looking for the default username and password for your Comcast Xfinity router? If yes, then this article is for you. Xfinity is one of the largest internet companies in the United States. It’s the trade name for Comcast. If you are one of their customers, you may be looking for the default login details for your Xfinity router. This article has the following sections;

Comcast Xfinity Router Default Login Details

The default username for Xfinity routers is admin, while the default password is password. These default Comcast router login details apply for almost all routers and modems in use on the network. Should these details fail to work, you may wish to check on the sticker that’s on your router for the correct details. The table below gives all routers in use among Xfinity customers, along with their default admin usernames and passwords;

ModelDefault UsernameDefault Password
Xfinity Wireless Gateway
xFi Advanced Gatewayadminpassword
xFi Gateway 3rd Generationadminpassword
xFi Wireless Gatewayadminpassword
xFi Fiber Gatewayadminpassword

Model Numbers for Xfinity Gateways

The table below gives you the currently available Xfinity Gateways and their model numbers. The information here is meant to make it easy for you to find out what you have in your home or office. The Wireless Gateways 1,2 and 3 are older type routers. Though they are still in use, when getting a new connection you will need to get a newer models, which is faster.

Router TypeModel Numbers
Wireless Gateway 1TG852G, TG862G, TC8305C, SMCD3DNV
Wireless Gateway 2DPC3939, TC8706C
Wireless Gateway 3DPC3941T, TC8717, TG1682G
xFi Fiber GatewayArris X5001
xFi Wireless GatewayDPC3941T, TG1682G
xFi Advanced GatewayTG3482G, CGM4140COM
xFi Gateway 3rd GenerationCGM4331COM, TG4482A

Xfinity default router password is not working

You may encounter a situation where the provided default username and password for your Comsat Xfinity Gateway does not work. What usually causes this problem is if you have already changed your Gateway’s admin password. In that case, you will not be able to log in if you have forgotten your new admin password. So, how do you recover from this situation?

The good news is that all is not lost. If you don’t have the default username and password for Xfinity router, it’s simple enough to recover by resetting your router. This can be done using the reset button on the back of the router.

The button is a pinhole button. You will need something sharp with which to press on the button. Press on it for at least 30 seconds. Your router will cycle off and on. Once that is done, the router will be restored to defaults. You should now be able to log in using the default username and password for Xfinity router that’s printed on the device.

How to Log into your Xfinity Gateway

To log into your Comcast Xfinity Gateway, you need to take the following steps;

  1. Connect your computer to your Xfinity internet.
  2. Open a browser on your computer.
  3. In the browser’s address bar, type in and press enter.
  4. You will now be taken to the admin login page for your Xfinity Gateway.
  5. Log in using the Xfinity router default login details.

Xfinity gateway default login: Why look for this information?

That’s the username and password for Xfinity routers. Hopefully, this information will be useful to you. But why would you look for this information? Why bother spending time looking for the Xfinity router login password.

Well, there could be several reasons for you to look for the router password for your Xfinity Comcast connection. Perhaps you wish to change your WiFi password. Or maybe you wish to change your WiFi name. Check out these funny WiFi name ideas.

There are also many things that you can do in your router’s admin section. To do this, you need to have the default Xfinity login details for your router. That’s the major reason why you may be on the hunt for the Comcast router default login details.


That’s all about the default username and password for Xfinity routers. Hopefully you have found relevant information about your device on our list. You may also be interested in the Huawei router default login details. We also have a full list of TP Link router login details.

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