What to do when a smart home device shows offline in the app

This is a core editorial article because offline-in-app appears across many categories and can funnel users toward device-specific pages.

1. Confirm power, battery level and LED behavior first.
2. Refresh the app and verify the correct home, room and account.
3. Check local network, router health and any required bridge or controller.
4. Restart device and hub/router in a controlled order.
5. Escalate to re-pairing only after simple state-refresh steps fail.

Anchor article for one of the broadest troubleshooting intents in the dataset.