Please follow these steps to set up and start using your website:

1. Configure your website: To get started, log in as admin and visit the administration section, where you can customize and configure all aspects of your website.
2. Start posting content: When ready, delete this welcome and create content for your website.

For more information, please refer to the TurnKey Drupal8 release notes, help section, or the online Drupal handbooks. You may also post at the Drupal forum, or view the wide range of other support options available.