Drupal webform modules

1. What is Webform module in Drupal?
2. How to add Webform module in Drupal 9?

What is Webform module in Drupal?

The Webform module is a powerful and flexible Open Source form builder and submission manager for Drupal 8. The Webform module for Drupal provides all the features expected from an enterprise proprietary form builder combined with the flexibility and openness of Drupal.

How to add Webform module in Drupal 9?

Adding the Drupal 9 Webform as a Field in Content Types

Go to Structure > Content types > Manage fields of the content type for which the form is required. Click on Add field. In Add a new field, select 'Webform'. Under the 'References' section, give a label to that field and click 'Save and Continue'.