Quick answer
Note: Samsung discontinued the standalone SmartThings Hub. SmartThings hub functionality is now built into select Samsung TVs and the SmartThings Station. The troubleshooting steps below apply to all SmartThings hub devices.
- 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.
Thinking About Your Smart Home Hub?
SmartThings works best as part of a broader Samsung ecosystem. If you're evaluating hub options or voice assistants, our smart speaker buying guide covers the Echo lineup (which has a built-in Zigbee hub in the 4th gen) and Google Nest devices with Thread support — both worth considering as your smart home's backbone.
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 30 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.