Window 7 bootable USb Drive

Follow These Steps

(1)  First you need  4 or 8 GB USB stick and  Download rufus on your computer 
and run it
(2)  Plug in your USB pen drive into your computer.
(3)  From Rufu’s settings, Choose NTFS as the File  system.
(4)  "Check " Quick format ” and ” Create extended label and icon files .
(5)  "Check "Create a bootable disk using ” and click the drive icon beside it to select the windows 7      ISO file .
(6)  Now click on start to create a bootable window 7 USB flash drive .
After a few minutes your Windows 7 bootable  USB flash drive will be  ready for installation. Reboot your PC and set the bootable flash drive as a first boot priority in the bios settings. Seve the bios settings and reboot once again to continue with the windows 7 installation process .

 Note: You have to allow booting from USB devices in your BIOS settings in order to proceed further with the windows 7 installation .