Once you complete the steps, Rufus will run the automated script to download the Windows 10 ISO file from the Microsoft servers and create a bootable media to install the operating system on a UEFI device without needing the Media Creation Tool.
How to create Windows 10 UEFI boot media with Rufus Once you complete the steps, the Media Creation Tool will download the files and will create a bootable USB flash drive that you can use to install Windows 10 on computers with support for UEFI and BIOS.