Make the source and destination folders visible:
Open a File Manager view of the contents of the destination folder or the icon of the closed destination folder.
Select the file or folder to be copied.
Press and hold the Control key.
Drag the file or folder and drop it onto the destination folder.
Make sure that you release the mouse button before you release the Control key. Otherwise, you will move instead of copy the file or folder.
Select the icon.
Choose Copy to from the Selected menu.
Type a name into the Destination Folder text field.
Note that this must be the new full path name for the file. For example, if you want to copy the file report into the folder /u/john, you would type /u/john.
Click OK or press Return.
To close the Copy File dialog box without copying a file, click Cancel or press Esc.