i just bought this 240 hz monitor and i plugged the display port and every time i watch video or and type of video it keep blinking and its goes back normal its so annoying so i disabled g sync in control panel and it never blinked again but why when i turn on the g sync keep blinking is there a soultion where i can turn on the g sync without blinking ? sorry for my engilsh i vebeen trying for hours nothing works please help