Rufus is an utility that helps format and create bootable USB flash drives, such as USB keys or pendrives, memory sticks, etc. It can be be especially useful for cases where you need to create USB installation media from bootable ISOs (Windows, Linux, etc.), to work on a system that doesn't have an OS installed, to flash a BIOS or other firmware from DOS, and to run a low-level utility. From Muhammad Anas AKram.
If you create a DOS bootable drive and use a non-US keyboard, Rufus will attempt to select a keyboard layout according to the locale of your system. In that case, FreeDOS, which is the default selection, is recommended over MS-DOS, as it supports more keyboard layouts.
Creating an ISO image from a physical disc or from a set of files is very easy to do however, through the use of a CD burning application, such as the freely available
Express Burn or
Nero Burning ROM.
It can be especially useful for cases where:
