dear friends

mere pass sony vaio i5 3210 m processor 8gb ram laptop hai is main origional built in window 7 hai..

main ab is main window 8 Pro kerna chahta hun... plz help me main isy kaise ker sakta hun..

or kia muja new installation kerne ho ge.. but mere is window 7 main vaio ki apni boht se drivers or softwares be hai... jo ki main same winodw 8 main be chahta hun...

plz guide me in detail thanks