Catalogs can only be imported into the Public folder.
Right-click in the Catalogs view on the Public folder.
Choose Import. - Outcome: the "Import wizard selection" dialog will open.
Navigate the drill-down structure to navigate to “Catalog” or use the filter to obtain the same result.
With “Catalog” selected, click Next. - Outcome: the “Catalog import” dialog will open.
Click on Browse... to choose the desired source file.
Click on Browse... to choose the target folder.
Enter a Name for the catalog.
Optionally, enter a Description.
The UID will be set automatically. If the UID already exists, click on the ‘red X’ button to generate
a new one.
Confirm by clicking OK (Cancel will abort the process because you cannot save without generating a new UID).
Click on Finish.
Outcome: a catalog was imported and added to the Public folder in the catalogs view.