Friday, January 20, 2012

How to make Windows 7 Bootable USB Pendrive


How to make Windows 7 Bootable Pendrive

Hello Friends,
Today I am telling you How to make a pendrive bootable to install Window 7 in our laptop or Desktop. There are two ways to install window in our system. Either we can boot our system by a DVD drive or we can use a pen drive.
 
First thing, you should check whether your BIOS supports booting from USB. Generally all system's bios supports USB boot. But if your BIOS doesn’t suppor, then sorry, you cannot boot your system by a USB Pendrive.
Second thing, we need a computer with OS installed with DVD drive to copy Window CD's files into the pendrive.
See all the point below:
1) Press window logo key + R and type cmd in to Run window and then press ENTER. This will launch a DOS window. The DOS screen will look like this:

2) Then type diskpart from command prompt and press enter. This will run the diskpart utility in the command prompt window, which is shown in 2nd picture below:



3) Now plug your pendrive in a USB port. Your pen drive must be atleast 4 GB to copy window 7 contents. Now go back to the diskpart console and type ‘listdisk’ and press enter. This will show you a list of various storage devices available on your system. You can see the size column of the disk and identify your PenDrive. Here in below window we can see that ‘disk 2′ is our pen drive.

4) Then you have to type ‘select disk 2′ and press enter. Note: in our case it is disk 2, in your case it may be disk 3, or disk 1 or any other number. You can identify your disk by it's size. You also can enter ‘detail disk’ to see the details of the disk after selecting it to verify that you have selected the correct disk. You can see these steps in the image below:


5) Now you have to run a series of commands. The command's order are as below:
- clean
- create partition primary
- select partition 1
- active
- format fs=fat32
These steps are shown in the image below:

6) The format step will take some time.  To format your drive quickly you can type quickly after format fs=fat32 command. But I recommand that you have to format your drive normally, not quickly. 
After the format is complete you have to run ‘assign’ command. And after this you can exit diskpart utility by entering the ‘exit’ command. The steps are shown below:
- assign
- exit

- The image below shows your all the commands typed from first step:

7) After the format is complete, put in your original Windows 7 DVD in your DVD drive, or if you have an .iso image of the DVD, mount that image using any virtual drive software like Power ISO.
- Now go to My Computer, and open the contents of DVD Drive. Press ‘ctrl+a’ to select all contents and copy all the contents by pressing ‘ctrl+c’ and paste those contents  into your USB Pen Drive by pressing 'ctrl+v.
When the copy finished, remove the USB Drive safely and use it to install Windows 7 in your computer/laptop.

Thanks & Regards,

PRdeep Kumawat
Network Engineer


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