Install Command-line utilities for Drupal 8
If using the drupal/recommended-project template, it doesn't contain the site local Drush and Drupal Console binaries by default. Here's how to get them running.
When following the basic instruction for Setting up a New Drupal Installation there's another step.
composer require drush/drush composer require drupal/console
Drush uses the "drush" command. To see a list of Drush commands:
Drupal Console uses the "drupal" command. To see a list of Drupal Console commands: