Prepare USB Stick with DiskPart
Launch the elevated command prompt.Start-> on the Search button type “cmd” -> right click -> Run as administrator
C:\>Diskpart
DISKPART>list disk
DISKPART>select disk X (X in a number indicate the USB drive)
DISKPART>clean
DISKPART>create part pri
DISKPART>select partition 1
DISKPART>format fs=ntfs quick
DISKPART>active
DISKPART>assign
DISKPART>exit
Mount the original Windows disk:
(N: USB STRICK)
(K: MOUNTED WINDOWS INSTALLATION DISK)
C:\>K:\boot\bootsect /nt60 n:
C:\>xcopy K:\*.* N:\ /E /F /H