install from this https://www.apachefriends.org/download.html link
go to htdocs folder inside xampp folder in c drive after installing the server
and copy all files to that folder
than open xampp app start first two apache and mysql server and got to http://localhost/todo (todo is the name of the folder that you created in the htdocs folder)
than go to the http://localhost/phpmyadmin
than create a new database of name todo than goto sql page form the top menu bar and copy all ther code from the todo.sql file and go again to localhost/todo page again