How to upload a notepad html file to website?

Hi guys how do i upload a html file that i made to the following:

1) My wordpress? (My domain on hostgator with wordpress installed).

2) A domain that hasn't anything done to it yet?

Thank you.

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).