Make a bootable USB

Insert your USB drive.

In a command line window type: diskpart [ENTER]

And then within:

list disk [ENTER]
select disk [ your disk ] [ENTER]
clean [ENTER]
create partition primary [ENTER]
select partition 1 [ENTER]
active [ENTER]
format fs=fat32 [ENTER]
assign [ENTER]
exit [ENTER]

ok, now you have a bootable usb, now all you have to do is to copy all files from a disk installation with XCOPY command, i.e. XCOPY D:*.* /s/e/f H: