press print screen ..... nothing happens but it does copy the image to clipboard
now go to accessories and open paint
clik on the tool at top right of toolbar on left side of paint screen i think its the select tool clik and drag to make a box any size clik inside the box and then press "ctrl" and "v" to paste pic in paint you can crop or edit any way you wish now
file> save as
name it and remember where it went
good luck
basil