Should I permanently split the Wi‑Fi bands?
Usually no; one SSID enables steering and roaming. Split only for a demonstrated legacy-device need and document the consequences.
Affected device; router capability; roaming impact.
Platform support for exceptional legacy requirement.
Show the technical detail
On a managed Wi-Fi plan
eero does not offer permanent split; Plume uses managed steering; Calix policy is ISP-configured.
On another provider's router
BT notes splitting is not generally recommended but supports it on some hubs.
What to be careful of
Do not promise a split option on every router.
Where this comes from: Official · see the original source ↗ · Draft—technical review · checked 17 August 2026