@Kubas Hello, I'm on the exact same firmware and having the same issue, but I actually have Guest network turned on for 2.4ghz band. Can you do me a favor and turn on guest network and see if the...

I have six Archer C6 routers and all of them have the same problem what the hell. Only 5GHz is usable now and my IP Cameras don't support 5GHz so I'm stuck! Please, can anyone share the beta firmware...