Place everything (except this file) to your website root directory.
For XAMPP, it's usually at <XAMPP install directory>\htdocs
.
For Laragon, it's usually at <Laragon install directory>\www
.
For Linux, it's usually at /var/www/html
.
Open localhost/reset.html
and press Yes
to initialize database.
Open localhost
to open the main database control page.
Optionally, open localhost/index.php?page=1
to open the 1st database page.