HTML is a hyper text markup language, it is the structure of the website simply put what displays on the website

• Download Visual Studio code (it is a code editor) https://code.visualstudio.com/Download
• Create a new file hello.html
• On the first line type html ! and then press enter

• Remove the white highlighted html from first line
• On the 9th line type <span>Hello World!</span>

• Save the file
• Open the file from file explorer and it will open on your default browser

Cover image by Icons8 Lunacy

So that was a simple tutorial on your first Hello World! with HTML