How to put a Windows ISO Image file to a USB disk. (Create bootable USB from ISO)

Many laptops today doesn’t contain a CD/DVD ROM device in their configuration. In other computers, with a CD/DVD device, the device is damaged. For that reasons and if you want to perform a clean installation of Windows on these machines, you have to obtain an external USB CD/DVD ROM device or to use a USB disk to install Windows.  

In this tutorial you can find step by step instructions on how to create a bootable USB disk from an Windows ISO boot image file in order to install Windows from USB.

How to create a bootable USB disk from a Windows ISO image file.

To transfer the Windows ISO image to a USB disk and create a bootable USB disk to install Windows:

1. Download Rufus Creator Utility from

  • Plug an EMPTY USB disk on your computer.
  • Run Rufus Creator Utility & choose the empty USB disk.


  • At Create a bootable disk using option, select “ISO Image” and click the icon on the right.


  • Select the ISO image file from your disk and click Open.


  • Finally press the Start button.


  • Wait until Rufus utility creates the bootable USB disk from the ISO image file and your done.

To Start Windows installation using the USB boot disk you created:

1. Power On the computer (where Windows will be installed) and plug the USB boot disk.

2. Enter BIOS settings.

  • Inside BIOS Settings set the USB storage as first boot device.
  • Save and Exit BIOS settings.

3. Start Windows installation.

That’s all folks! Did it work for you?
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