At the time of writing (2016-12) this doesn't appear to be possible programatically or automatically.  Pairing with devices can be carried out programatically where your app initiates the search and connection to a remote device, but there doesn't appear to be an api for incoming pairing requests.  To make the Windows IoT device discoverable to […]

  using Windows.Devices.Bluetooth.Rfcomm; using Windows.Networking.Sockets;