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This didn't help me. Why does it have to be so difficult to find any answers about this? I am also having issues with my wireless tv box being stuck on the welcome screen after trying EVERYTHING suggested on the app and online.

Can't rewind live TV when first turning on TV

I've had Xfinity for a year. Until August or so, I could turn on my TV to the last station I was watching, and I could rewind that station up to an hour. As of August, that functionality disappeared - I can't rewind at all when I first turn on the TV. I normally use the Xfinity remote, which I assum

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coax outlet is 'male'

One of the coax outlets in my apartment that I want to use for my router install is 'male' (has wire protruding). Router seems to want to use a 'female' outlet. Can I change the existing outlet to female with an adapter? Will that work?

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So the reserved IP options in the router are now defunc just left overs?  The point of reserved IP is to leave DHCP on for a wide range and then tell the router that if MAC x:x:x:x:x connects give it IP y.y.y.y  unless something else has leased it.

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4 years ago

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Reserved IPs, Network issues

I have the router model CGM4331COM, I do have 2 reserved IPs listed but I found out that certain devices that had reserved IPS are not listed asny longer. EG 10.0.0.10-12 are known reserved IPs but no longer show in the list also the devices still connect to the net but are now assigned DHCP (last I

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Xfinity App shows a different ip4

My router shows one ip4 and the Xfinity APP shows another. It was not like this before. I have two locations one location APP and modem router are showing the same ip4 but in another location they are different. This is really laughable. Can Xfinity do anything right?

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Hello @JoeMartino006, thank you for taking the time to reach out to us on our community forums. It really helps to know your bootfile is correct too! Are you seeing this 900 Mbps download speed on a wireless connection or a hardwired connection?

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Netgear Nighthawk CM2000

Anyone else have issues with modem not getting 1 Gig +services? I just hd a tech test coax an coax recieved over a 1 Gig on download but modem only outputs less than 900Mbps. modem displays correct bootfile and latest firmware. Any ideas?

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Should have been fixed with all the issues. Have issues as we type.  Always happens in the afternoon from 230 to 500. But supposedly I got the wireless stuff coming hopefully that will fix all the issues.  No coax cables.  We’ll see

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TV keeps Freezing up

The techs have been out twice to figure out the issue. They change all the connections it worked for a few days and now it’s happening again. Always around 2-3 pm. I am about done with this company. First it was internet and now tv.

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I believe I answered steve's question offline (FYI to all the viewers) @jwaber , did you already buy the Eero Pro WiFi 6? That's only a router and not the modem. Usually it's good to have a separate modem and router. A few things to note: Going with

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Compatible Modem Routers for XFi system?

Hello everyone, I am looking to get rid of my Xfi modem/router rental fees. I'm looking for to see what other folks are using? I'm looking for a Home Mesh network system. I appreciate you feedback. Thank you, Steve

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@EG ​ Thank you so much for the quick reply. Yes, this happens regardless of connection type, wired and wireless are both affected. 

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Internet constantly fluctuates Mbps

I have had Xfinity Home Internet for several years and have never had any issues with it. I've always been able to stream content and play online with no issues at all. However, up until recently, I've started having issues with the service. About 2-2 1/2 weeks ago I started having issues streaming

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I have been told by AprilAire (Home HVAC Thermostat Supplier) that Comcast can change the Router DNS to accommodate their products, which have trouble connecting to the router with default DNS address., which is inconsistent with your response above.

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Change DNS on Router

How can I change my DNS on the router level? Based on my experience in corporate American I know with 100% certainty that DNS queries to the default servers are spied upon and shared liberally. I would like to disable IPv6 DNS and change IPv4 to a trusted alternative.

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Approved Xfinity modems and routers.

Hello, Is there a list of xfinity approved modems and routers that are compatible? I would like to upgrade my modem and wifi router. Thank you.

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WiFi keeps dropping and reconnecting every ~2 hours, “MDD Message Timeout”, “Started Unicast Maintenance Ranging”

Hello. I am currently on a 300MBPS plan with Xfinity and I have been using it with a NETGEAR C6220 for over a year now and never had any issues. Suddenly, over the past few days, I noticed that every 2 hours, the WiFi would drop off for like a minute and then automatically come back on. The timing c

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a565371 Hello, and thanks for reaching out with your port forwarding issue. I would be happy to help in any way I can. To confirm, when you say router are your referring to our gateway or do you use your own seperate router with our gateway for the W

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cannot enable port forwarding

I've completely reset my router, yet when I try to enable port forwarding, the router's internale webpage states I must install the Xfinity app on phone, which I have done but when I try to enable or access the port forwarding feature in the app, all I get is "something went wrong." I've submitted a

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I have the same issue. The app won't work.  I installed the new wireless modem and went to try to activate the pods with no luck.  Was on the phone withs support and they didn't know Comcast sold these devices.  Terrible service

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Xfinity App Activation - “Sorry, We’re Having Some Trouble”

I recently purchased an internet service plan, but I'm unable to activate using the app. I'm able to log in to Xfinity from the web browser, but the following errors pops up when I try to sign in on the xfinity app. “Sorry, We’re Having Some Trouble” I've tried some basic troubleshooting such as clo

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I contacted Xfinity via online chat shortly after posting my comment. After going round in circles for a bit with them trying to blame the inflated data usage on us (even though our number of devices and usage has not changed), they finally blamed it

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Sudden spike in data usage

I just got off the phone with an agent after disputing my current data usage trends and I'm fuming. I have been with Comcast/Xfinity for YEARS. I have never gotten close to reaching my data limit. I've never gone over 700GB in a month, ever. Starting last month, February, my data usage spiked and we

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My apologies @content_of_c, it sounds like you are looking to replace the router not the modem. In that case, I would follow the manufacturers instructions for set up and activation. If for any reason, you run into problems connecting your router to

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Changing my router - two questions

I have xfinity cable service with my own compatible modem (Arris SB8200). I will the replacing the router currently connected to with a newer one (new one is a mesh based router). My questions: 1. Do I need to do anything other than - (1) turn off the current router - (2) turn off the modem - (3) un

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I reached out in a DM and was asked to provide my service address, whether I had any mesh devices, and if I have a separate router from my modem. I confirmed that I do have a separate modem and router and that the router is a mesh system (modem: MB86

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Frequent Connection Drops and Uncorrected Errors on 3/33 Channels (Suspected Noise on Line)

We are experiencing frequent "blips" where the internet drops out at our condo and comes back online after a brief 1-5 minute period. Previously, we had similar problems and a tech was able to trace the line and determine that someone had fitted a dampener on our connection to the main junction box

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@EG​ Yes and thanks to those who replied. They will be sending me a different router via UPS. For anyone wondering, it’s the XB6 router I was talking about constantly overheating and shutting down. This router only lasted around 8 months, though it

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Xfinity router not working

My Xfinity router seems to keep overheating. I dont even feel the fans inside turning on. The internet keeps cutting off every few seconds. I’ve unplugged the router many times and it doesn’t fix the problem. This has been happening for the past few days. I’ve never had this issue until now.

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Connection issues following xFi Advantage gateway / gigabit upgrade

I've read through the various connection issue questions posted here, but there's nothing quite like the problem I'm experiencing. Last week, I upgraded from 300 Mbps Blast service on my client-owned Aaris modem to gigabit service using a new, xFinity supplied xFi Advanced gateway. Since activating

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