Essential Checklist for Upgrading to Drupal 11
Greg O'Toole, a web developer and Drupal builder at Acquia, provides a comprehensive checklist for preparing for the Drupal 11 upgrade. While Drupal 10 will be supported until mid-late 2026, Greg emphasizes the importance of early preparation. The checklist includes updating to PHP 8.3, ensuring database compatibility, running a deprecation scan with the Upgrade Status module, and updating both contributed and custom modules. It also highlights the necessity of performing dry runs in a safe environment and backing up all data before the final upgrade. The detailed guide aims to help organizations transition smoothly to Drupal 11, avoiding disruptions and ensuring continued functionality.

