The Alma New Metadata Editor (MDE) became the default with the March 2021 release. Users can continue to switch between the original and new MDE until the deployment of the May 2023 release. Documentation accompanying MDE webinar sessions is available on the "Resource Management Presentations and Documents" page and is listed below.
See "Navigating the Metadata Editor Page."
The Metadata Editor rollout plan provides dates of opt in and opt out options.