Create Windows 7 Bootable USB Drive Using ISO File

There are many ways to create bootable USB drive but only few of them are easy and reliable enough even a newbie can understand them. Here we will explain the 2 most easy methods to create a bootable usb drive so that you can install Windows OS.

If you want to install Windows 7, 8 or needs straight upgrade to Windows 10, these methods are universally applicable in a situations.

The time has passed when you can buy Windows CD/DVD disk and install on your PC. Now when you download Windows 7, Windows 8 or Windows 10, it downloads in a .ISO file format. The Windows ISO is the most compressed file which includes all Windows installation files in a single unit.

You cannot simply begin Windows installation process with just a couple of clicks. Instead you will need to make bootable USB to install Windows 7,8 or 10.

Thankfully, this article has 100% working methods. It will also cover these auxiliary topics.

  1. How do I make a bootable USB drive?
  2. How do I create a bootable USB drive for Windows 7?
  3. How do I create a bootable Windows 10 USB drive?
  4. How to install Windows 7 from ISO file?

Manually Create a Bootable USB Using Windows utility program DiskPar

You might find this method a bit complicated because it involves certain manual work. But it still doable and you don’t need to be an expert. This method is equally good for Windows 7, Windows 8 and Windows 10.

  • Connect the USB drive into your PC USB port.
  • Now press Windows logo key and type “cmd” short for Command Prompt. Right Click on this application to “Run as administrator”. It will open a small black window with white text.
  • Type this command “diskpart” and then press enter key (you need to press enter key each time you enter command). This starts the storage device manager.
  • Type this command “list disk” and it will display all available storage devices.
  • You can easily recognize your USB by its storage capacity, usually diskpart lists all disks as “disk 0” and “disk 1”. In this case “disk 0” is your PC hard drive and “disk 1” is your USB.
  • Now enter this command “sel disk 1” to select it.
  • Enter the command “clean” to delete all files from the USB.
  • Enter the command “create partition primary” to create a main partition.
  • Enter the command “list par” and select the newly created main partition with “sel par 1”.
  • Activate the partition with the command “active”.
  • Format the USB with the command “format fs=FAT32 label=“WINDOWSUSB” quick override” (you can also label USb drive with another name instead of “WINDOWS USB”. The formatting process take a while. You can track its progress in the percentage bar.
  • When the process finishes, enter the command “assign” to automatically assign a drive letter (for example “G:”) to your USB.
  • Enter “exit” to close DiskPart, and then “exit” again to close the command prompt.
  • Now you need to copy Windows ISO file to a bootable USB stick. Simply drag and drop the .iso file in a USB.

Creating a Bootable USB Drive Using Rufus Software

Rufus is the most simple, easy, fast and reliable tool to create bootable USB. Its latest version support UEFI which is advance form previous BIOS. The UEFI “Unified Extensible Firmware Interface” is new mothboard firmware. Both Windows 8.8.1 and Windows 10 have this new firmware embedded in them.

The Rufus have single window that’s why its very easy to know what to do. You just need to download Rufus software from their official site. Its completely free. Follow these steps to create bootable USB drive.

  • Open the program with a double-click
  • Select your USB drive in “Device
  • Select “Create a bootable disk using” and the option “ISO Image
  • Right-click on the CD-ROM symbol and select the ISO file
  • Under “New volume label”, you can enter whatever name you like for your USB drive
  • You’ll receive the warning “ALL DATA ON THIS DEVICE WILL BE DESTROYED”, which you can confidently confirm with “OK”– at this point, you’ve ideally already saved any important files from the USB drive
  • Click on “Start
  • As soon as the green bar is full, click on “Finish
  • Eject your bootable USB drive with “Safely eject hardware

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