Course administrators can import course revisions from the Catalog Editor, or via the Import Content Package wizard.
If course content has changed significantly, consider creating a new course instead of replacing it with a newer revision.
You can import course revisions in the Catalog Editor for the following learning types:
You can select the following types of content to import:
Additional Information
Import a Module Revision in the Catalog Editor
Import a Module Revision in the Import Content Package Wizard