copies only the most
recently marked text and unmarks all other marks when more than one
area of text is marked. To store one area of text when more than one
mark exists, you must use either the LAST or ALL argument.
ALL
stores all current
marks when more than one area of text has been marked.
Details
The STORE command copies
marked text or graphics in the active window and stores the copy in
the Windows clipboard.
The APPEND and BUFFER=
options are not supported under Windows for the STORE command.