Starting with CMCC 12.2401.1 CKEditor 4 is not supported anymore. Corresponding references in the Studio Developer Manual have been removed.

Note, that in upcoming releases, left-over traces in CoreMedia Blueprint will be removed.

If you are updating from an adapted CKEditor 4 integration, please see CMCC 11 documentation for upgrade hints. In general the update can be summarized with the following steps:

For any custom plugin you wrote, take its specification and rewrite it based on the CKEditor 5 architecture. You will benefit from a better architecture and more flexibility when it comes to integrating native CKEditor 5 plugins for use in CoreMedia Studio.