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Forum Discussion
CNPalmer
Jun 22, 2021Tutor
Possible Wrong Firmware Pushed by Xfinity?
I own a Netgear Nighthawk C7800 modem/router. I've had wifi connectivity issues for several days now with actual internet drops intermittently anywhere from an hour apart to a few every couple of min...
braddman
Jul 25, 2021Star
I just called Comcast and this girl argued with me up and down that they don't push the firmware, netgear does. Utterly clueless. And she refused to connect me to any kind of tier 2 support. So did you confirm that they pushed the wrong firmware? Or Did you confirm it was the right version. Because mine jumped over 3 major versions.
CNPalmer
Jul 25, 2021Tutor
I confirmed that Xfinity/Comcast had an updated firmware revision that superceded what Netgear's own documentation. It should be version 6.07.01 iirc. I also confirmed this as my friend confirmed he had a 3.x version, rebooted and received the 6.x version. My 2.4 band works fine, 5ghz drops in & out constantly & consistently. I ended up buying another unit when it was on sale. Pretty certain the wireless chipset had failed in mine. I'll probably spend the $30 for the 2yr service warranty for free replacements. I'll put this on Netgear from now on to fix it or replace it, I still think they have FW issues with enabling 5ghz on these devices.
- FURRYe38Jul 25, 2021Guru - Experienced User
Aks the ISP to revert back to what had been working and see if this fixed it.
Contact NG support to see what your options are.
If anything, put the modem in to modem only mode and connect up a external router. This help avoid problems seen with all in one units.