You can add new files or create a new subfolder in the selected folder.
How to add new files:
Open a folder.
Note: Open a folder for which you have the appropriate permissions to create objects.
Click on in the tool bar. Click on .
Select one or several files in the Upload file window.
Click on . The display area shows the current progress status.
In order to cancel the process, click on at the bottom right side of the display area. Click on next to a file name in the Upload progress window.