URC7880: I am unable to pair the Smart Control remote with the Setup App, what can I do?
URC7955, URC7980: Which devices are supported with the Smart Control App?
Please ensure your phone has Bluetooth enabled and that it is Bluetooth Smart Ready (Bluetooth Low Energy).
Please also ensure that the Smart Control 5 has fresh batteries in it and is in working order.
If your smart phone meets these recommendations, try rebooting your phone to see if this resolves the issue.