Xfinity Internet

More of what you want with lightning-fast download speeds

Getting Started

Set up XFINITY Internet on Windows

Set up your XFINITY Internet on your Windows computer and find the appropriate connection settings.

Set up XFINITY Internet on Mac OS X

Configure your Mac OS X settings to work with the XFINITY Internet service.

Download the user guide for your area

The XFINITY Internet user guides have specific information about products and services offered in your area. If you're not signed in, you will be asked to give us your address.

How to secure your home wireless network

Learn how to keep your home wireless network safe from intruders.

Problem-Solving

Troubleshoot your Internet connection

Figure out why your Internet connection is slow or having issues and learn how to make the most of your XFINITY Internet experience.

Forgot your User Name?

If you're having trouble remembering your Comcast user name, you can use our tool to look it up.

Help with signing in to your Internet account

If you're not sure where to look to sign in to your Internet account, we'll show you.

Beyond the Basics

Using email client programs with XFINITY email

Learn how to set up email client programs for XFINITY email.

What are the different plans you will be launching?

Learn more about excessive use of data.

What is the average usage of people on your network today?

Learn more about excessive use of data.

Get ready to download the Norton Security Suite

Did you know that XFINITY Internet customers can download the Norton Security Suite anti-virus software? Learn how to download Norton security software from Comcast.

 

Didn't find what you were looking for?

Explore the help & support forums.

Go to the forums
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