Print Out Mac Address ESP32

mac_address.ino

#include <WiFi.h>

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println();
  Serial.print("ESP Board MAC Address:  ");
  Serial.println(WiFi.macAddress());
}

void loop() {
  // put your main code here, to run repeatedly:

}