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SmartThings won't connect

Quick answer

Restart your SmartThings Hub and the device you are trying to connect.
Ensure your smartphone is connected to the same Wi-Fi network as the SmartThings Hub.
Check for updates for the SmartThings app and your device firmware.
Reset the device you are trying to connect to factory settings.

Symptoms

SmartThings app shows a connection error.
Devices fail to appear in the app.
Devices are unresponsive or not controllable.
The SmartThings Hub is blinking red or showing an error light.

Quick checks

Confirm your Wi-Fi network is working properly.
Ensure the SmartThings Hub is powered on and connected to your router.
Check if the device you want to connect is compatible with SmartThings.
Make sure Bluetooth is enabled on your smartphone if connecting via Bluetooth.

Step-by-step fix

Restart Devices: Power cycle your SmartThings Hub and the device you want to connect.
Update App: Open the app store on your smartphone and check for updates to the SmartThings app.
Check Compatibility: Visit the SmartThings website to ensure your device is compatible.
Reset Device: If the device is still not connecting, perform a factory reset on it according to the manufacturer's instructions.
Re-add Device: Open the SmartThings app, tap on "Add Device," and follow the prompts to reconnect your device.
Network Check: If issues persist, check your Wi-Fi settings, ensuring the network is stable and not overloaded.

If it still doesn't work

Try connecting another device to the SmartThings Hub to see if the issue is with the specific device.
Contact SmartThings support for further assistance.
Consider using a Wi-Fi extender if the Hub is far from your router.

FAQ

Q: Why can't I find my device in the SmartThings app?
A: The device may not be compatible or may need to be reset to factory settings.

Q: How do I reset my SmartThings Hub?
A: Unplug the Hub, wait for 10 seconds, and plug it back in. For a factory reset, press and hold the reset button on the Hub.

Q: What should I do if my SmartThings app keeps crashing?
A: Ensure your smartphone's operating system is up to date and try uninstalling and reinstalling the app.

Q: Can I connect SmartThings to multiple devices at once?
A: Yes, SmartThings can manage multiple devices, but ensure each device is compatible and within range.

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