Site Studio version 7.0 introduces support for Ckeditor 5. When you upgrade from an earlier version of Site Studio, you must manually update any text formats from Ckeditor 4 to 5.

To update the Site Studio text format:

• Upgrade to the latest version of Site Studio on Drupal 9.x.
• Ensure that the Ckeditor5 module is enabled.

• Navigate to Configuration > Content authoring > Text formats and editors.

  
• Click the Configure button besides the Site Studio text format.

• In the Text editor field, select Ckeditor5.

  
• In the CKEditor 5 plugin settings section, click Style.

• Select the Add Site Studio styles checkbox.

  Note any warning messages relating to existing plugins. For details on plugin compatibility and upgrade timelines, visit Upgrade coordination for modules providing CKEditor 4 plugins.

• Click Save configuration.

Updating text formats from Ckeditor 4 to 5

Select the Add Site Studio styles checkbox.

Note any warning messages relating to existing plugins. For details on plugin compatibility and upgrade timelines, visit Upgrade coordination for modules providing CKEditor 4 plugins.