Several root folders are available, namely the root and personal folders for both the UDrive and PASS space. They are presented as folder trees in the left pane. Use the Folders button in the toolbar to show or hide the folder pane.
There is a list of the contents of the current folder in the right interface area. You may navigate to subfolders or parent folder by double-clicking.
Choose a single file or folder by clicking on (selecting) it. Choose a range of sequential files or folders by Shift clicking. Choose multiple individual files (not sequential) by Ctrl clicking on them. Select all the items with the help of the File menu button.
The context menu can be seen by right-clicking an item or clicking on the File menu button in the toolbar.