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Can't send email from outlook

Starting a couple days ago, Outlook stopped sending emails for my comcast.net account. I can still receive emails. I can also ping the port at smtp.comcast.net:465. It seems my attempt to connect to the port is being rejected by the server. Password is correct (am receiving emails).

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What is the Mailing Address for Paying Bills

I am away from home, so do not have that information with me and my bill is overdue.

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Forum not allowing me to post from PC

​Not sure when this started, buy I can no longer post to the forum using any browser on my PC. The description field is always greyed out.​ ​I have tried 4 different browsers (FireFox,Chrome,Edge,CCleaner) and they all do exact the same thing. I can still post if I use the browser on my phone...​ ​I

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Telephone keys used with Xfinity Voice features (Answered)

Before you begin setting up your Xfinity Voice features, make sure you know where certain keys are on your telephone and how to access demos and manuals. Know before you get started The * and # keys are required for many Xfinity Voice features. They are on either side of the 0 on your telephone's ke

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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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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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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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Introducing NOW TV

Starting today, Comcast is offering NOW TV a new streaming offering that includes 40+ live channels from A+E Networks, AMC, Hallmark and Warner Bros. Discovery, plus 20+ integrated FAST channels from NBC, Sky and Xumo Play, and a subscription to Peacock Premium at no additional cost. Watch NOW TV at

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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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ANSWERED: How can I stay online during network and power outages?

***5/28/2026*** During a network outage, the Xfinity Pro WiFi Extender automatically switches from broadband to cellular 4G LTE connectivity, and when activated, internet speeds will be reduced to speeds up to 30 Mbps download/7 Mbps upload. Actual speeds will vary and aren't guaranteed. Your Xfinit

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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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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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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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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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What are SIMs, and how do they work? (Answered)

SIMs are one of the most important parts of your phone. They let it “talk” to the Xfinity Mobile network making it possible for your phone to make calls, send texts, and connect to data. There are two main types of SIMs: nanoSIM (physical SIM) and eSIM (electronic SIM). Some phones only work with on

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NOW Mobile overview (Answered)

With NOW Mobile, you get incredible value on unlimited data, with no credit check, no term contract, and plan taxes and fees included. NOW Mobile includes: Unlimited data at $25 per line of service (taxes and fees included).No credit checks, just pay in advance and use in minutes.An option to bring

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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: 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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Delete rules in the Xfinity Home app (Answered)

Learn how to use the Xfinity Home app to delete rules in your Xfinity system. Not sure how rules can work for you? Learn more about rules: what they are, what they can do for you, examples and more! What you'll need Xfinity Home or Xfinity InternetAccess to the Xfinity Home app Delete a rule Careful

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