I use Windows 8.1 as my system but i have a lot of problems that i didn't know how to solve theme :
1 : he told me that the driver is not installed correctly so that when I updated windows told me it is perfect and the next start I have the same problem.
2 : I use 2 monitors sometimes the system does not detect the 2nd screen ??? i do not know why ???
3 : the cursor, sometimes it changes its shape, or it stops working completely ???
4 : start becomes too long although I formatted the pc there's just there 2 weeks !!!!
Do You know any solutions for these problems ??? please help me , it's drive me crazy :'(
Thank You very much for any help