How can I change the index page?

[elvisparsley]

I deleted one of html page and replaced with my html.

But when I go to http://mywebsite.org/, I get a page telling "It works".

Where is this file? How can I change to my index.html?

Thanks in advance.

[SolSoCoG]

Its in this folder:

C:\xampp\htdocs\

called index.html