Why does Teams work on Ethernet but not Wi‑Fi?

That isolates the issue to the wireless client/path: signal, interference, driver, roaming or band—not the internet service itself.

What to check

Client driver; RSSI; band/node; retries; power saving.

When to get help from a person

Device/driver support or Wi‑Fi survey.

Show the technical detail
On a managed Wi-Fi plan

Inspect client telemetry and optimise node/adapter.

On another provider's router

Same across providers.

What to be careful of

Do not raise an access-network fault without evidence.

Where this comes from: Official · see the original source ↗ · Draft—technical review · checked 17 August 2026

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