You can delete a file from the Filelist Panel as follows if you have "Delete" permissions: 

• In the Filelist panel, select the file that you wish to delete by left clicking on the file name (right-click on Microsoft Internet Explorer).  A pop-up menu appears. 

    

• Select Delete from the menu.

A Delete File dialog box will then appear.

    

• Click on Confirm Delete if you are sure you want to delete the file or Cancel if you do not wish to delete the file.

Once you click 'Confirm Delete', the file will be automatically deleted.

You can also Delete a Drive or Delete a Folder