It Took me a day to find how to take a screenshot in S.T.A.L.K.E.R.: Shadow of Chernobyl ,as you know you can't take screenshots in this game even you can't open Steam Overlay this could be chance this guide not help you if your system opens steam overlay while you gaming S.T.A.L.K.E.R.: Shadow of Chernobyl in your PC but some other peoples can't take screenshot also in my case i can't so I made this Guide that help you to take your best moments in game and share with your friends and family.