ISOs come from a variety of sources, but most buy them online after purchasing the operating system via Microsoft or through another related Microsoft service. About us Who we are Advertise Contact us Jobs Help Find us Facebook Youtube Twitter Pinterest Google Resources for teachers Scholarships Program Premium account Forum Replies Site map Terms of use Privacy Policy Legal information It not really a single active NTFS partition because most USB sticks are not so formatted and therefore a pretty important step. Instead of selecting USB Flash Drive in the Media Creation Tool, just select ISO File, choose a location to save the file and after download follow the steps outlined in the Rufus manual. Free Picture Converter Software Download. If you are an expert, you can use the manual method without the help of software, but beginners should look for software help. Avoid Complication. There a flash drive like i start and run windows or just create a bootable flash drive for others Computer .When you install Windows is a computer and a drive to install Win and take a one-way trip upgrade your current operating system, you may need to make sure that the flash drive is 0% error free.