To import multiple files:
From Explore, navigate to the folder in which you want the files to reside.
Browse for the first file. Click >> (right-facing arrows) to add the file to the list. To delete files from the list, select the file and click << (left-facing arrows).
Optional: Enter a description, and click Finish to complete the import without specifying any Advanced options.
Enter properties, See General Properties and Advanced Properties.