everytime when I press windows button or alt+tab screen just turn black and I cant do nothing about it only restart PC also happens when I exit game in some cases it looks like it fix itself but just for a while and when I go to desktop there is like 5 sec delay with black screen and it looks like I am switching output mode on my monitor but I not it works like that for me before have no idea but now its much worse because I have only that black screen when trying go to desktop or exit game and only option is hard boot I tried almost everything nothing works for me any ideas ?