#include <WiFi.h>
#include <esp_wifi.h>

uint8_t New_MAC_Address[] = {0x10, 0xAA, 0xBB, 0xCC, 0x33, 0xF5};

void setup() {
  Serial.begin(115200);
  WiFi.mode(WIFI_STA);
  Serial.print("\nOLD ESP32 MAC Address: ");
  Serial.println(WiFi.macAddress());
  esp_wifi_set_mac(WIFI_IF_STA, New_MAC_Address);
  Serial.print("NEW ESP32 MAC Address: ");
  Serial.println(WiFi.macAddress());
}

void loop() {
  // do nothing
}