Archer C9: Wireless 5Ghz Band Invisible to most Devices

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Archer C9: Wireless 5Ghz Band Invisible to most Devices

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Archer C9: Wireless 5Ghz Band Invisible to most Devices
Archer C9: Wireless 5Ghz Band Invisible to most Devices
2015-11-26 04:52:57
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 with two wireless networks, one at the 2.4Ghz band (named "TP-LINK"), and the other one at the 5Ghz band (named "TP-LINK_5G").
Some of my devices (Nexus 5 & Nexus 6) indeed identify both networks, but almost all other devices do not identify the 5Ghz network at all (those devices include a macbook pro, samsung galaxy s6, playstation 4, moto x, and more).
I am using default settings, that is, the 5Ghz network is configured at mode "11a/n/ac mixed", where channel and channel width are set to "auto".

Your help will be greatly appreciated!

Thank you,
Yehuda
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4 Reply
Re:Archer C9: Wireless 5Ghz Band Invisible to most Devices
2015-11-26 14:39:56
Upgrade your firmware...
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#2
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Re:Archer C9: Wireless 5Ghz Band Invisible to most Devices
2015-11-27 17:56:02

HiSpeed wrote

Upgrade your firmware...


My firmware is most updated. This doesn't help, 5Ghz network is still invisible to most devices.
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#3
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Re:Archer C9: Wireless 5Ghz Band Invisible to most Devices
2015-11-28 17:36:47
Which firmware version do you use now?

Try to set manually the channel number and bandwidth...
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#4
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Re:Archer C9: Wireless 5Ghz Band Invisible to most Devices
2015-11-29 15:58:35

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.
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