if you start a thread to ask a question, and none of the answers work, repost
in the same thread instead of making a new one. it keeps things simpler for everyone. also, use a proper title. insisting that we prioritise your question is disrespectful to everyone else whose questions are just as important.
the print screen technique works for most people but not for all. if pressing the PrtScr key, alt-tabbing to the desktop and then pasting the clipboard to a graphics application doesn't work, you will have to use a screenshot utility, such as
this or
this... there are many out there.
alternatively, as has already been suggested, download DXDLL which will give you a screenshot feature as well as many other effects.