Steps To Make Bootable Pendrive

Step 1: Insert your pendrive in USB Port

Step 2: Navigate to Start>>Run[OR press Ctrl+R] and type cmd and press Enter to open Command Prompt.
|Windows Vista and Windows 7 users will have to navigate to Start>>All Programs>>Accessories>>Right-click on Command Prompt and select Run as Administrator|

Step 3: In Command Prompt type DISKPART

Step 4: The next step is to type LIST DISK and press Enter

Step 5: Observe carefully, you will see Disk 0 normally this is your Hard Disk
Find your USB Device number, In my case Disk 1 is my USB pen drive
Please note that Disk 1 may not pen drive in your case, so be careful with this step

Step 6: Now type SELECT Disk 1 and press Enter

Step 7: Now type CLEAN and press Enter, this will erase data from Disk 1(in my case) i.e. your Pen Drive.

Step 8: Type Create Partition Primary and press Enter
Step 9: Type Select Partition 1 and press Enter

Step 10: Type Active and press Enter

Step 11: Type Format FS:NTFS Quick and press Enter, this will format your USB Pen Drive.

Step 12: Type Assign and press Enter

Step 13: Now, finally type Exit and press Enter

Step 14:Now copy the windows files to your pendrive. That's done!!!

Now bootable pendrive with windows operating system is ready to install.