Why is channel width important?
Wider channels can raise peak throughput but consume more spectrum and may be less stable in congested areas. 20 MHz is usually safer on busy 2.4 GHz.
Band; width; congestion; client support.
RF/platform engineering.
Show the technical detail
On a managed Wi-Fi plan
Managed systems choose automatically; Sonos officially recommends 20 MHz on 2.4 GHz.
On another provider's router
Manual settings depend on hub.
What to be careful of
Do not maximise width by default.
Where this comes from: Official · see the original source ↗ · Draft—technical review · checked 17 August 2026