How to install Windows Vista/7 using bootable USB storage device

Requires:
- Windows Vista/7 DVD 0r installation source (setup backup files)
- A 4GB USB 2.0 Storage device (Its recommeded to use USB 2.0 device for optimal performance)

• Plug your USB storage device.
• Run CMD and execute the following commands one by one.
• Diskpart

Run Disk parition utility

• List disk

To get disk index that is used to pefrom disk paritioning.

• Select disk 1

Selects disk to pefrom disk paritioning.

• Clean

Flush your existing all USB drive's partitions.

• Create parition primary

Creates a parition as primary parition.

• Format recommeded

Format your USB drive w/ recommeded parameters. (No need to worry about file system format)

• Active

Set the parition as active to hold bootmgr.

• Exit

To quit Diskpart utlity
Now copy all Windows Vista/7 files to USB storage device... thats all.

• Boot your PC w/ it, you can install Windows Vista/7 via bootable USB storage device.

Note: If you face any trouble to boot w/ it or unable to boot, try this
FIX.
I:\Boot\Bootsect.exe /NT60 I: Where I: is the drive letter of USB storage device...