In running test examples for a test FTPServer, once I keyed in my wifi ssid and password and ran the example the esp8266 connected to the wifi. I have create a new sketch and it does not use the WIFI.begin anywhere. However after my code executes, then the serial monitor shows the Wifi connecting t…

I have ESP8266 NodeMCU board with Wifi - How to disable Wifi Auto Connect?

ieee488 April 3, 2018, 12:48am 6

Which baud rate is your Serial Monitor set at?
Also you probably need CR and LF.

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