Preparing your site to upgrade to a newer major version
There are tools available to ensure your Drupal site is compatible with new major releases of Drupal core.
Upgrading from Drupal 8 (or later)
Provides an overview of the upgrade process and instructions.
Upgrading from Drupal 6 or Drupal 7
Upgrading from a legacy Drupal 6 or Drupal 7 site.
- Learn key Drupal concepts prior to upgrading
- Overview
- Preparation
- Choosing the upgrade approach
- Upgrading multilingual Drupal 6
- Upgrading multilingual Drupal 7
- Drupal 9 (or later) migrate modules
- Upgrade using web browser
- Upgrade using Drush
- Known issues when upgrading from Drupal 6 or 7
- Customize migrations
- Contributing to Migrate