Step 2: Double-click the rufus-3.5.exe file, or rufus-3.4.exe, or some other, just depending on the program version you’ve downloaded, to run the Rufus program. Step 1: Download the free Rufus tool from. Now this page will show you how to burn a Windows 10 ISO file to USB drive with the free Rufus program. Actually, it’s not that simple and you cannot do that without a third-party burning tool. Some people think burning is just simply copying the ISO file to the USB drive. If you have a Windows 10 ISO file, burn it to a USB drive so that you can create a Windows 10 installation/startup disk.
