meri win 8 hai masla hai ye ke mai jab be koi memroy card card reader mai daal kr lagata hu tou wo format ka kehta hai jab format kro tou size unknow device ata hai aur card format nai hota ???? mere sary card mobile pe work kr rhe hain card reader be sai hai q ke win 7 pe sai chal rha tha soo koi btao ye driver ka masla hai ya koi aur