Upgrading Drupal
This guide has sections covering major version upgrades of Drupal core (for example, Drupal 6 to Drupal 9, or Drupal 9 to Drupal 10.)
There are separate instructions for minor and patch version site updates. (For example, updating from Drupal 9.3.6 to 9.3.8, or 9.2.14 to 9.3.8.)
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 Drupal
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
After the upgrade
Step and tips after the upgrade is completed