Use of composer is recomended. e.g.

composer create-project symfony/framework-standard-edition my_project_name


But you can go for a manual(simplier) installation:

First download the symfony-demo application from and unzip it in prefered folder.

Inside the folder, run the server localhost:8000

php bin/console server:run

On http://localhost:8000/config.php symfony recommends further system is configuration for enhanced Symfony experience.

Cuntinue with how to Create your First Page in Symfony