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Emails aren't sent or received - emails moved to outbox - open emails to see what's wrong

Since 2:07 am today, my Comcast emails aren't being sent or received on my android Galaxy S series. I tried to send a test message to my own email address. It gets moved to my outbox with the message: "Couldn't send." I select the email that didn't send and it says: "Couldn't authenticate...the pass

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Temporarily Blacklisted IP Address

My email has been working fine for my PC, iPad, and iPhone for years. Now all of a sudden (Monday, 04/24/23) it stopped downloading email to my Outlook and iPhone/iPad email programs. I am getting an error that states: I have seen that others have had this issue on the Forums. What is the solution a

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Xfinity Stream app on Visio TV

My Visio TV was a warranty replacement for my Samsung. How do I download the Xfinity Stream app to it?

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Get Xfinity Home in Spanish (Answered)

Learn how to display your Xfinity Home system in Spanish. All Xfinity Home customers can display the touchscreen and Xfinity Home app in Spanish. What you'll need Xfinity HomeAccess to your Xfinity Home touchscreenYour Master Keypad CodeAccess to the Xfinity Home app What Xfinity Home service am I u

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Home alarm systems and Xfinity Voice (Answered)

This article outlines how to set up your home alarm system and phone. Check compatibility Most home alarm systems are supported by Xfinity Voice service, but we recommend that you consult your home alarm company before having Xfinity Voice installed. Because we use our own managed network, and not t

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Light troubleshooting for Xfinity Home system (Answered)

Learn what to do when you have a problem with a Light Switch or Wireless Light Bulb in your Xfinity Home system. What you'll need Xfinity HomeAccess to the light you're having trouble with I can't control my LIFX, Lutron Caseta, or Philips Hue lights from the Xfinity Home app Before you begin: Have

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Energy usage of your internet equipment (Answered)

***Updated 5/28/2026*** The chart below provides information about the energy efficiency of Small Network Equipment (SNE) models, such as internet modems and routers, that have been purchased or sold through to customers by Comcast since January 1, 2015 for use with its residential broadband interne

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What is Internet Protocol, version 6 (IPv6)? (Answered)

Find out whether your home network is ready for the web’s new IP. IPv6 IPv6 is supposed to replace the old version, IPv4. Unlike IPv4, IPv6 provides a pool of nearly unlimited IP addresses. Other benefits include more efficient routing and stateless address auto-configuration. The transition to IPv6

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ANSWERED: How to protect yourself from fraud?

We’re committed to helping you stay protected Protecting you is one of our top priorities, and we have dedicated significant resources to keeping your account safe and secure. We have multiple layers of security that automatically detect and block hundreds of thousands of cyber events every second a

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Xfinity WiFi Hotspots app to be retired

To further simplify your mobile app experience, we’re retiring the Xfinity WiFi Hotspots app, which will no longer work starting January 29, 2024. You can now view a map of all available Xfinity WiFi hotspots and securely auto-connect to them using the Xfinity app. To auto-connect to secure WiFi hot

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Expert Week – Highlights of Expert responses

The responses our Expert's author are simply amazing. The time and thought put into their messages show the level of care they have for helping others. We want to spend day 2 of our Expert Week to highlight all those great contributions. Whether it is detailed instructions on how to modify settings

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XFINITY FORUM 20th ANNIVERSARY SWEEPSTAKES OFFICIAL RULES

NO PURCHASE NECESSARY TO ENTER OR WIN. A PURCHASE DOES NOT INCREASE YOUR CHANCE OF WINNING. OPEN ONLY TO LEGAL RESIDENTS OF THE FIFTY (50) UNITED STATES OR THE DISTRICT OF COLUMBIA WHO ARE 18 YEARS OF AGE OR OLDER AS OF DATE OF ENTRY. VOID WHERE PROHIBITED. By entering the Xfinity Forum 20th Anniver

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Restore deleted voicemails — Xfinity Voice help (Answered)

In some cases, a voicemail that was deleted by mistake can be retrieved before it becomes permanently unavailable. This article outlines the steps to retrieve a deleted voicemail using your phone, or using the Xfinity Voice website. Retrieval by phone A deleted voicemail can be retrieved only if you

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Use Lifeline Alert with Xfinity Voice (Answered)

Protect your household while enjoying Xfinity Voice service. Compatibility with emergency alert services Xfinity Voice service is compatible with personal emergency alert response systems provided by Philips Lifeline and Linear LLC. Xfinity Voice service doesn’t guarantee compatibility with other sy

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Xfinity Home zone configurations (Answered)

Learn how Xfinity Home uses zones in coordination with armed modes and zone configurations to determine how your security system responds when a sensor or detector is triggered. What is a zone? A zone is an area covered by an individual sensor or detector and given a descriptive name by the technici

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How to get an Xfinity Home yard sign? (Answered)

Learn how you can get an Xfinity Home sign for your yard. How to get a yard sign If you're an Xfinity Home Secure customer in select areas and didn't receive an Xfinity Home Yard Sign when your services were installed or need a replacement sign due to damage, you can pick up an Xfinity Home Yard Sig

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What charges appear on my Xfinity Mobile bill? (Answered)

***Updated 6/2/2026*** Your monthly Xfinity Mobile bill provides a summary of charges, minutes, messages and data used, as well as the status of your payments. Billing details Your bill may include: Data chargesTaxes, fees, and other charges These may include tablet or smartwatch line fees, plus tax

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ANSWERED: How to restart your Xfinity Gateway

Restart your Xfinity Gateway with the Xfinity app If you rent a gateway, you can use the Xfinity app to restart the gateway. You will need to sign in using your Xfinity ID and password. You can or if you’re on a computer by scanning the below QR code with a mobile device. Many common WiFi connectivi

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ANSWERED: How to set the brightness on your X1 TV Box

Learn how to use the Xfinity X1 On-Screen Guide to change the brightness of the Power button and time display lights on the front of your X1 TV Box.Device lights To access Device Settings: Using the remote, press the xfinity button.Use the left arrow or right arrow button to highlight Settings (the

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ANSWERED: What is Port Triggering and how to set it up on the Xfinity Gateway?

***Updated 5/5/2026*** Port triggering is an advanced setting for your wireless gateway that is typically used to improve online gaming and online chat applications. By configuring this setting, your WiFi network will be able to communicate with a designated server, and you will have greater control

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