Try this - see if the serial output is correct
/*
* This ESP8266 NodeMCU code was developed by newbiely.com
*
* This ESP8266 NodeMCU code is made available for public use without any restriction
*
* For comprehensive instructions and wiring diagrams, please visit:
* https://newbiely.com/tutorials/esp8266/esp8266-serial-monitor
*/
void setup() {
Serial.begin(9600); //why does NOBODY use a modern baud rate?
}
void loop() {
Serial.println("ArduinoGetStarted.com");
delay(1000);
}