#include <WiFiUdp.h>
#include <ArduinoOTA.h>

// deze aanroepen vanuit setup()
void enableOTA() {
  ArduinoOTA.setPort(8266);
  ArduinoOTA.setHostname(name); // aanpassen
  ArduinoOTA.setPassword(password); // aanpassen

  ArduinoOTA.onStart([]() {
    Serial.println(F("OTA start"));
  });
  ArduinoOTA.onEnd([]() {
    Serial.println(F("OTA end"));
  });
  ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
    Serial.printf("OTA progress: %u%%\r", (progress / (total / 100)));
  });
  ArduinoOTA.onError([](ota_error_t error) {
    Serial.printf("Error[%u]: ", error);
    if (error == OTA_AUTH_ERROR) Serial.println(F("Auth Failed"));
    else if (error == OTA_BEGIN_ERROR) Serial.println(F("Begin Failed"));
    else if (error == OTA_CONNECT_ERROR) Serial.println(F("Connect Failed"));
    else if (error == OTA_RECEIVE_ERROR) Serial.println(F("Receive Failed"));
    else if (error == OTA_END_ERROR) Serial.println(F("End Failed"));
  });
  ArduinoOTA.begin();
  Serial.println(F("Ready"));
}

void loop() {
...
ArduinoOTA.handle();
...
}