i have no idea what any of that stuff is and the next time this thing crashes im shutin down the internet. i waited 3 weeks to get my lap top back and now it dose ok but dont have everything it used to. that and the fact i lost everthing i had on here realy pisses me off,lol i had a lot of cool music a good friend put on here and poof, one day it was all gone. its a lot of damn work to get that much stuff on these damn things for it all to go poof.