windows - paired callback never fires after a successfull pairing

Question

In here, After a success pairing with windows UI, Callback does not outputs a paired return.

DevicePairingResult result = co_await deviceInfo.Pairing().Custom().PairAsync(DevicePairingKinds::ProvidePin);
        switch (result.Status())
        {
        case DevicePairingResultStatus::Paired:
            OutputDebugStringW(L"
paired");
            break;
        default:
            break;
        }  

Answer 1

等待大神答复