Someone already registered this device error when adding TV or projector to SmartThings

You can connect your TV, smart monitor, or projector to the SmartThings app without using a SmartThings Hub. If the app has trouble connecting or discovering your device, there are a few things you should check, like if Bluetooth is enabled on your phone. Then, you can try adding your TV/projector to the SmartThings app again. A Samsung Account and

Since the SmartThings Tracker uses GPS and LTE technology, it can be tracked anywhere when it's within range of a cellular connection. In the SmartThings app, a circle will appear around the estimated area when the tracker's location is being reported. However, there may be slight variations to estimate the tracker's location, but the circle in the

If your sub hub is creating a new network rather than extending your existing network, you have probably created a Double NAT (Network Address Translation). There are two things you can try to resolve the problem.

If your ZigBee device is not working with your hub, be sure to check the power to the device and the hub's network connection. However, it may be necessary to reset the ZigBee device and restart the hub to fix the problem.

If your SmartThings Wifi or Connect Home hub is frozen and not emitting a Wi-Fi signal, rebooting the hub may fix the problem. However, you may need to restart the SmartThings app and checking your network connection.