By Greg Nowak, 16 December, 2020 Drupal 9: Practical Upgrade Guidance for Legacy Sites Drupal 9 has been unsupported since November 1, 2023. This guide explains what still makes sense from old setup notes, how to audit an inherited site, and how to plan a realistic Composer- and Drush-based upgrade path. Tags Drupal Drupal 9 Composer Drush Upgrades