To install Windows 7, 8, Vista from USB Key using command line
- Open Command line (cmd) Start -->run --> type "cmd" -->hit enter
- write the following commands in the opened command windows
- diskpart
- list disk
- selct Disk <number>
- clean
- create partition primary
- select partition 1
- active
- format fs=NTFS
- assign
- exite
- Now the USB is bootable and ready to be used. Then copy the Windows file in to the USB either manually or using copy command. copy <sources> <destination>
- Then restart the computer and boot from the usb by pressing the booting key.
- Enjoy!
Source:- Internet :-)