ESP8266-WebServer-Getting-Client-Data
How to get Client data into a Webserver running on an ESP8266
You may also have to read or watch videos on how to use the Wifi Manager, especially around first connection/use
NOTE: You must use the IP address assigned to YOUR Board when printed/displayed here on your serial port
If your IP address is http://10.0.1.10/ then that's the address you must use, not the one I used !