Hello,2 months ago,my computer started freezing,let's say I play fifa or league of legends and i start the browser and open youtube so i can listen to music,it makes me so much lag,it freezes the image but the mouse coursor is working(PS:even more lag if i run a game windowed instead of full screen) ,it haven't done any lag till now,i could have 15 processes and they could work perfect,now,not so much. i have adata SSD 240 gb,amd fx 6350,16 gb of ram,amd r9 390 sapphire ,asrock 970 pro,it worked perfectly till 2 months ago when it started lagging and blue screen,now i changed the windows from 10 to 7,i don't get blue screen anymore but it freezes sometimes,and by the way,sometimes when i open the browser and search for something it stops/loading too much,can you help me?