Go to: Models tab>Import Model
To import a model from another catalog:
With the Models tab active, and any category from your catalog displayed in the right panel, click Import Model.
In the Import Model into [name of category] dialog box, type the name of the model you want to import without the file extension for Model Name.
Type the catalog name where your model is stored for Source Catalog.
Type the administrative login of the Source Catalog for Login.
Type the password of the Source Catalog for Password.
Click Import.