Comcast Xfinity Sign In

There are many reasons why you might sometimes want to log in to Comcast Xfinity. The good news is that it is not very difficult to access the Comcast Xfinity sign in. You can sign into your Comcast router to change its default username and password to what you prefer. It is important for you to change the default password and username as otherwise, it will become very easy for hackers to hack your router or modem and steal your personal information.

If you want to know details on Comcast Xfinity router login then sit back, relax and read this blog as we will provide you step by step information on how to sign in to Comcast Xfinity. Sometimes you might also want to log into your Comcast Xfinity device because you want to update its firmware version. No matter what the reason is, it is very easy to sign in to Comcast modem router.

How to sign in to Comcast Xfinity?

Before you proceed to log into your Comcast modem router, you would need to collect the default web address and login details. After collecting these things, you are required to follow the steps which are given below.

  • The foremost thing which you need to do is to connect your Comcast Xfinity modem router to the network whether it is wired connection or wireless.

  • Now, fire up an internet browser and enter Comcast Xfinity default web address i.e. or

  • You will open the login page of Comcast Xfinity router; here you need to enter username and password in the required fields.

  • Use ‘admin’ in the username and ‘password’ in the password for Comcast Xfinity router login and press ‘Enter’ key.

  • With that, you will be signed in to your Comcast Xfinity device.

How to change the password of Comcast Xfinity router?

If you want to change the default password of Comcast Xfinity device, you can change the default ones by clicking on the option ‘Wireless Network Security’ which is located at the top right side of the admin gateway after performing Comcast Xfinity sign in. Now, type the new password in the field and press ‘Confirm’ to change the password. You can change the default ‘Username’ in a similar manner. You can also change the default password or username of your Comcast Xfinity modem router from the Xfinity app.

How to reset Comcast Xfinity modem router?

If you are facing any issues with the Comcast Xfinity router login, then what you can do is change the settings of your router to its factory default. Changing the Comcast to the factory settings will wipe off all the previous settings. To reset, you need to follow these simple steps.

  • Find a tiny reset button on the back of your Comcast Xfinity device.

  • Press the button with a sharp object with a sharp object like a pin.

  • After a few seconds, release the button and wait for the LED to blink.

  • Your Comcast Xfinity modem router will be reset now.

This blog covered Comcast Xfinity sign in process and how to change the default password of Comcast Xfinity. In case, you still have any issues or question related to Comcast Xfinity, then you can call us on our toll-free number and get connected with our in-house extender and router experts who can provide with details on any topic related to Comcast. You can also do a live interaction with them if you want through our live chat window option.