Looking for help

How to upload a basic switch example c program in ESP8266 module?

@Glasvezelbehangen
Did your check your problem on google?

Setup for Programming the ESP8266
Frog" Pin Programmer
Using Basically Any USB to Serial Converter
Auto Resetting Programmer Using a NodeMCU

@mia45943 can you help me to solve the problem?
thank you in advance for your time