To copy content to a folder:
On the Content page, select content items and folders that you want to copy (use check boxes in the rightmost column of the content list).
Click the Copy button in the title menu of the content list or in the contextual menu. A window with a list of folders will pop up.
In the popup window, select a folder, where you want to copy the selected content.
Click Copy Content. Selected content will be copied to the specified folder.