Anyone know how to progress?

Hi I am trying to use my Heltec Wifi Kit 32 as a Bluetooth to serial bridge, and it works with the following code: #include "BluetoothSerial.h" #include <HardwareSerial.h> BluetoothSerial SerialBT; HardwareSerial MySerial(2); void setup() { MySerial.begin(9600, SERIAL_8N1, 16, 17); SerialBT.begin("w...