Try the following ways:
- Check the condition of the cable.
- Check if your imKey Pro device is in "Bluetooth connected" status; if so, disconnect the Bluetooth connection first.
- Try turning on imKey Pro, enter the PIN code, and then plug in the data cable.
- Wait for a few seconds after plugging in the data cable.
Yes, imKey Pro version supports both USB/Bluetooth connection.
As long as your binding code of imKey Pro's backed up, you can switch between PC/mobile connection at any time.