how to install window-7 with bottable USB device

Installation of window-7 using a boot able USB device

How to install windows 7 with usb device.

Installing Windows from a USB  drive has several  benefit : First of all, the overall speed of the installation process will increase significantly, carrying a USB device  is much more convenient than a DVD. It solve an issue of DVD writer.

First of all we would make a boot able USB device .

There are Two Options:

1. Windows 7 USB-DVD Download Tool.

2. Basic Option.

1. Windows 7 USB-DVD Download Tool:

You  Download this Tool and Installed in your PC then follow some easy Steps:-

for downloading click to download button-

Download

2. Basic Option:

Tools Required:

1. USB drive with a capacity of 4 GB.

2. Setup DVD of windows 7.

Step 1 : Plug-in your USB  drive.

Step 2 : Open the Power Shell  

* Goto Start -> All Programs -> Accessories ->Windows Power Shell -> Right-click on “Windows Power Shell  and select “Run as Administrator”.

Step 3: In the Power Shell, type

DISKPART

This will start the Microsoft DiskPart utility as shown below:

Now issue the following command:
LIST DISK

This will show you a list of available disks on your system. Disk 0 is usually the hard disk. In my case, Disk 1 is the USB drive (this can be a different one in your case). Now issue the command as shown below:

SELECT DISK 1

above command, 1 is the USB drive number on my system. If you have a different number on your system, then you need to replace 1 with that number.
Step-4: Now issue the following list of commands one by one as shown below:

CLEAN
CREATE PARTITION PRIMARY
SELECT PARTITION 1
ACTIVE
FORMAT FS=NTFS QUICK
ASSIGN
EXIT

Close Power Shell and proceed to the next step.
Step 5: Insert the Windows 7/Vista installation disc and note down the “drive letter” of your DVD drive. In my case, it is “H:”.

Open the command prompt. If you are using Windows 7/Vista then open it with administrator rights*.

Now type the following list of commands as shown below:
H:
CD BOOT
BOOTSECT.EXE /NT60 G:(NOTE:
G: is your USB drive letter)

EXIT

Step-6: Copy the contents of your Windows 7/Vista installation disk into the USB flash drive.
Directly Copy-Paste All DVD file into Usb Stick Then…

Your USB device is now ready to boot and install the OS for you. Don’t forget to enable the “USB Boot” option and change the “Boot priority to USB device from hard disk” in your BIOS settings.