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Forum Discussion
C7800 on Comcast Xfinity: some, but not all, connected devices have internet access
I have a Nighthawk X4S, AC3200 Wifi Cable Modem Router, Model C7800. Often, some, but not all, of the devices connected via wifi cannot access internet, even while other devices are accessing interne...
What channels are you using? Auto? Try setting manual channel 1, 6 or 11 on 2.4Ghz and any unused channel on 5Ghz.
Any Wifi Neighbors near by? If so, how many?
Has a factory reset and setup from scratch been performed since last update?