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Contributor I
January 4, 2023
Answered

Sonos Arc won't connect to 5ghz wifi

Hey all, had a quick look at this topic, but didn't find a super clear answer yet, apologies if I've missed it. All I own is the Sonos Arc, worked great for streaming music, however I've recently upgraded my internet package and with that everything is on 5ghz. Trying to connect the arc to WiFi for streaming I got an error stating it can't connect to 5g only 2.4? Is there no fix for this? Thanks in advance

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106rallye
106rallyeAnswer
January 4, 2023

Sonos soundbars use 5Ghz for the dedicated link to surrounds and Sub. They therefore do not do 5Ghz for normal connections (even if no surrounds or Sub are bonded).

19 replies

Mr. T
January 4, 2023

The Arc reserves it’s 5GHz radio for communicating with surrounds/sub, so will only connect over 2.4GHz

See https://support.sonos.com/en-gb/article/sonos-system-requirements

 

106rallye
106rallyeAnswer
January 4, 2023

Sonos soundbars use 5Ghz for the dedicated link to surrounds and Sub. They therefore do not do 5Ghz for normal connections (even if no surrounds or Sub are bonded).

Jester512Author
Contributor I
January 4, 2023

Okay so does that mean if I were to ad a sub or surrounds I could then stream music to it again?

Mr. T
January 4, 2023

Okay so does that mean if I were to ad a sub or surrounds I could then stream music to it again?

You need to connect the Arc to 2.4GHz or else wire the Arc to your router.

Jester512Author
Contributor I
January 4, 2023

Okay so does that mean if I were to ad a sub or surrounds I could then stream music to it again?

You need to connect the Arc to 2.4GHz or else wire the Arc to your router.

Okay thanks so much for clarifying this!

Contributor I
April 24, 2023

Okay so does that mean if I were to ad a sub or surrounds I could then stream music to it again?

You need to connect the Arc to 2.4GHz or else wire the Arc to your router.

So, if I connect the Arc to 2.4 to be able to transmit, it will disconnect from the Sub and Era 200? Or it can use both bands at the same time?

 

Mr. T
April 24, 2023

Okay so does that mean if I were to ad a sub or surrounds I could then stream music to it again?

You need to connect the Arc to 2.4GHz or else wire the Arc to your router.

So, if I connect the Arc to 2.4 to be able to transmit, it will disconnect from the Sub and Era 200? Or it can use both bands at the same time?

 

It can use both. The Sub and Eras will still connect to the Arc’s 5GHz radio when the Arc is using the router’s 2.4GHz band.

Contributor I
August 22, 2023

Would be nice if they mentioned this somewhere in the “technical documentation”!

 

Lyricist III
August 22, 2023

I am having a similar issue, sort of. My Sonos system stopped working after I upgraded my internet to fiber, when I did that I performed a system update on the nighthawk firmware, since then nothing works any more. I wound up seperating the 2.4 (SSID) and 5G (SSID) then enabling multi detect but it will not allow me to reset it up with my phone being on the 5g network. So, I tried using the 2.4 on my phone to setup the system again, and I get all the way to the last part and it comes up with more info saying 802.11 b or a network now b or c? /pfft In the depths of the manual for Netgear you can locate nothing about that. I even tried wide open security, and nada. I have a sonos arc in my living room with a base, then in the bedrood I have a mini arc, 2 solo 1 speakers and a mini sub, on the lanai I have a sonos 1 amp that powers a couple of outdoor high output speakers. I had all of it working together, except the older unit which I could still control using the old app on my phone.

Any ideas on what to try would be so much appreciated, grateful to have located this space and trying to look where I may also contribute. - Daniel 

ratty
August 22, 2023

Would be nice if they mentioned this somewhere in the “technical documentation”!

 

https://support.sonos.com/article/supported-wifi-modes-and-security-standards-for-sonos-products