***Updated 8/11/2026*** Want to know more about viewing 4K Ultra HD (UHD) and 4K UHD/HDR with your Xfinity TV subscription? Check out our helpful information below, including how to watch it and what you can watch. What is 4K UHD content? 4K UHD resolution is four times full HD, providing a clearer,

Comcast offers two-step verification using the Xfinity app to provide extra layers of digital security and an easier sign-in experience. The Xfinity app is available for download on Apple and Android phones. The Xfinity app alerts you when someone attempts to use your Xfinity ID and password to sign

***Created by our Community*** GSM-1 Error Message: "Unable to retrieve DiscoveryConfiguration object, failed to retrieve scan configuration from AVSDB"Explanation: AVSDB is an external database that holds all information for autodiscovery to complete. Error means that the Cardio server coud not rea

***Updated 8/17/2026*** Learn how to change the batteries in your Xfinity Home devices. When some devices' batteries start to expire, a low-battery alert shows on: The Xfinity Home app and your touchscreen if you subscribe to Xfinity Home Security.The Xfinity app if you have Xfinity Home Smart Home.

​***Created by our ​​ Community Experts​​***​ ​ ​ ​ ​ ​If you are experiencing any problems with your Comcast internet connection, the suggestions below may provide some assistance with identifying and potentially resolving the issue. If you are still experiencing any connection issues after followi

​Question​ ​ ​ ​How do I forward my email message to a text message on my XFINITY Mobile phone?​ ​ ​ ​Answer​ ​***Created by our Community***​ ​ ​ ​There are two ways to text an email to Xfinity phones besides plain old phone number texting.​ ​ ​ ​using: "[phone number]@​​vtext.com​​" works for stra

***Updated 6/29/2026*** Xfinity is your home for the most live sports, giving you access to the sports you love when and where you want. As an Xfinity TV customer, you can enjoy more sports your way — live in HD on your TV, streaming online and even through Xfinity On Demand. It's important to remem

Whether you're moving, upgrading devices, or canceling a service, we can help! Visit our Digital Return Center at xfinity.com/returns and follow the on-screen instructions for the device you'd like to return to us. If you don't see your device, simply follow the return options below. Even if you’ve

***Updated 8/12/2026*** This article provides an overview of the YouTube app on Xfinity X1. Eligibility To use the YouTube app on X1, you'll need: Xfinity Internet serviceA compatible X1 TV Box (excludes RNG150s) Access and use the YouTube app To access the YouTube app, press the xfinity button on y

​***Created by our​​ ​​Community Users***​ ​ ​ ​If you receive mail that purports to be from Comcast telling you (the following are only a few of the things these emails will tell you)​ ​ ​ ​1​​) Your account has been blocked​ ​2​​) There has been unusual activity on your account​ ​3​​) To update yo

What's the Xfinity Stream app? Turn any compatible device into a personal TV with Xfinity Stream — included at no additional charge with your Xfinity service. Xfinity TV customers can: Enjoy your full TV subscription in the home.Out of the home, stream more than 250 live channels including news and

***Updated 8/13/2026*** In this article, you can learn how to turn CC on or off on X1. Turn CC on or off using the Xfinity Voice Remote CC can now be turned on or off using the Xfinity Voice Remote. Press and hold the microphone (Mic) button, and say "closed captions on" or "closed captions off." Ac

***Updated 7/13/2026*** If you have multiple Xfinity X1 TV Boxes in your home, you most likely have a DVR and one or more non-DVR TV Boxes. This article lists the different models of TV Boxes that you may have, including the XG1, XG2, XG1v3, XG1v4, RNG150N, and XiD. Notes: While you may have these d

Depending on your Xfinity Voice plan, you can access to up to 11 of the most popular calling features: Three-way calling*Anonymous call rejection*Call forwarding*Call forwarding selective*Call return*Call screening*Call waitingCaller IDCaller ID blocking per callCaller ID with call waitingRepeat dia

***Updated 8/12/2026*** The purpose of this document is meant to be a reference to IR (infrared) receiver locations on the lineup of XFINITY X1 Set-Top Boxes. Each type of STB will be listed with a picture of the device, a yellow marker indicating where the IR receiver is, and a brief description of

***Updated 8/27/2026*** With Xfinity Voice, it's easy to make international phone calls with your home phone to over 200 countries. Make an international phone call For international calls outside of the North American Numbering Plan (NANP): Dial 011.Enter the country code.Dial the number. Note: Dia

***Updated 8/6/2026*** The Xfinity Stream app is available on most Roku devices. For supported versions, see Xfinity Stream app minimum system requirements. Note: You can’t use the Xfinity Stream app on Roku prior to installation of your Xfinity Internet and Xfinity TV services. Requirements Devices

Need to link, unlink or switch between your accounts? You can use your Xfinity ID to manage multiple accounts through xfinity.com online. Linking enables you to use one Xfinity ID to manage multiple Xfinity accounts/addresses. Link accounts Link your Xfinity ID to an account You can link your Xfinit

Let's activate your new Xfinity Internet/Xfinity Voice service if you rent an Xfinity Gateway! If you don’t need instructions and are ready to act now, simply go to the Xfinity app on your Apple or Android device to get started. Remember: The xFi Fiber Gateway is only available through professional

***Updated 5/4/2026*** ​ Question​ ​ ​ ​How do I log into my Xfinity modem so I can manage my home network?​ ​ ​ ​ ​ ​ ​​Answer​ ​ ​ ​***Created by our​​ ​​Community Users***​ ​ ​​ ​​With a computer, phone, or tablet that’s connected to your network, open a web browser and go to the Admin Tool at ​​