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Pantheon release notes

Your destination for staying informed about our latest innovations and product updates.
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January 1, 2022

As part of our end-of-life plan to retire the Legacy Edge, CNAMEs edge.live.getpantheon.com and styx-01.pantheon.io now point to Global CDN.  This change allows for the transition of sites to Global CDN with minimal interruption. Permanent shutdown happens on February 1, 2022.

January 1, 2022

Drupal 9 is in General Availability! It is available on Pantheon to all new sites, and is available as an upgrade path from Drupal 8 with Integrated Composer. For more information, refer to the documentation.

January 1, 2022

Convert a Custom Upstream to Integrated Composer - Learn how to convert a non-Composer-managed Drupal 8 site to Integrated Composer while on Drupal 8. The process is similar to the Upgrade Pantheon Drupal 8 Sites to Drupal 9 With Integrated Composer guide, except that you will stay on Drupal 8 with some special considerations for Custom Upstreams, and can defer the Drupal 9 upgrade to later. Refer to the documentation for more information.

December 1, 2021

WordPress 5.8.2 is available on the Pantheon platform. Detailed information on applying and debugging core updates can be found in the Core Updates documentation. This security and maintenance release features two bug fixes in addition to one security fix. Because this is a security release, it is recommended that you update your sites immediately. All versions since WordPress 5.2 have also been updated. This release fixes security vulnerabilities and users are urged to upgrade their sites immediately.

December 1, 2021

Drupal 9.2.8 is now available for production sites. Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the Site Dashboard Dev tab.

Drupal 9.2.x will receive security coverage until June 15, 2022. Sites on 9.1.x or earlier should update to Drupal 9.1.13.

December 1, 2021

Drupal 8.9.20 is now available on the Pantheon platform. Detailed information on applying and debugging core updates can be found in the Core Updates documentation. Customers still using Drupal 8 on the Pantheon platform are strongly encouraged to upgrade to Drupal 9. Refer to the upgrade documentation for more information.

December 1, 2021

Personal Workspace Billing - Billing for Personal Workspaces in the New Dashboard is now more accessible. Users can add and manage subscription plans, change billing frequency, view the billing history for each renewal, and update payment information, all in one place. For more information on Billing in Personal Workspaces, refer to the documentation.

Multidev Access - To accelerate development and streamline maintenance, customers with Gold, Platinum, or Diamond accounts now have Multidev access automatically extended to contractors and agencies. For more information, refer to the Multidev FAQ documentation.

Support in the New Dashboard - Unified Support is now available in the New Dashboard. The Support tab in the New Dashboard simplifies the user experience for getting support on the Pantheon platform and offers users ease of access to the various support channels. Additionally, Diamond and Platinum Account customers can now call Pantheon's premium technical support line directly for any technical issues, escalations, site, billing, or overages queries. For more information, refer to the Support documentation.

November 1, 2021

Drupal 9.2.7 is now available for production sites. Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the Site Dashboard Dev tab.

Drupal 9.2.x will receive security coverage until June 15, 2022. Sites on 9.1.x or earlier should update to Drupal 9.1.13.