What is WPA3 and can it break old devices?
WPA3 improves security, but some legacy clients struggle with WPA3 or mixed modes. Use current firmware and the least-weakened compatible setting.
Client security; band; firmware.
Replace obsolete device if necessary.
Show the technical detail
On a managed Wi-Fi plan
eero supports Standard/Hybrid/Enhanced by band on current app; use account-holder approval.
On another provider's router
Other hubs differ.
What to be careful of
Never recommend no password/WEP.
Where this comes from: Official · see the original source ↗ · Draft—technical review · checked 17 August 2026