Ok so, this problem has been happening for a while now and quite frankly i'm kinda pissed off. Whenever i press the windows key it says "Critical Error" and it forces me to sign out also since this has been happening everything on my computer takes about 343465 years to load (exaggeration) but it takes a while, and some stuff doesn't even open for example Battle.net, AND EVERY GAME I OWN ON STEAM. please. i need help. i really want to play winter wonder land in overwatch and the steam winter sales please i need somebody to help.