When page loaded IE 11 doesn't fire event when user pressed Print Screen (keyCode 44) for first time. But it works fine after other button pressed.
var target = isIE8 ? $(document) : $window;
target.on("keyup keydown keypress", function (e) {
if (e.keyCode === 44) { // 44 -> PrintScreen button code
e.preventDefault();
e.stopImmediatePropagation();
}
});