Model : Hardware Version : Not Clear Firmware Version : ISP : I am noticing very slow speeds while connected through my new Archer C9 (wired and wireless connections), compared to connecting computer...

HiSpeed wrote Try to set manually the channel number and bandwidth... Thanks, changing the channel number to one of the lower numbers indeed solved this problem.

HiSpeed wrote Upgrade your firmware... My firmware is most updated. This doesn't help, 5Ghz network is still invisible to most devices.

Model : Archer C9 Hardware Version : Not Clear Firmware Version : 3.17.0 Build 20150514 Rel.70681n ISP : Hello, I have just received a new Archer C9 router (v1; bought at Amazon). I configured it...