Follow these steps to create a new portfolio:
Click the portfolio selector in the center of the Portfolio Editor’s navigation bar.
Choose Manage Portfolios.
You’ll be redirected to the Portfolio Manager.
Click Create New Portfolio.
You can also duplicate an existing portfolio:
Hover over an existing portfolio’s thumbnail.
Click Options in the thumbnails top-right corner.
Choose Duplicate Portfolio.
Important note: Allow some time for your request to be processed, otherwise you’ll create multiple duplicates.