Plz computer experts help me urgently plzzz

[HABIB AHMED]

Dear aj manay ghalti say apni e-mail id say 1 unknown mail say file download ki to meray pooray computer may virus (System tool)agaya hay.
mera system kuch b kaam nehe ker raha hay sirf internrt exp kam ker raha hay
System restore point b kam nahee ker raha
may window re instal nahee kersakta kio k meray pass time or cd-rom 2no nahee
plz koi aisa tareqa bata day k mera system restore hojai

[libran]

koi bhe cheez kam nhe kr rahe ...... pooray pc ma virus aa gya ha restore point bhe kaam nhe kr rha , phr tu window he karne paray ge maray khyal se

[HABIB AHMED]

Plz koi or b apna point of view shair kray

[mahar116]

hard disk format kar ka window doboora install kar dain

[HABIB AHMED]

Thanks all those who advises me
problem has been solved

[IT.BOY]