Burn the Windows 8.1 ISO file to a DVD or to a USB.ģ. Download the Windows 8.1 Disc Image (ISO file) from here.Ģ. How to Download and Install Windows 8.1ġ. This tutorial is written for users that already have Windows 8 or Windows 8.1 legally on their systems and they want to download a Windows 8 or Windows 8.1 copy in a ISO file in order to perform a clean installation of the operating system using a USB or DVD disk. Microsoft on the other hand doesn't offer a download of Windows 8 in an ISO file, as she did before, but gives you the opportunity to download the Windows 8.1. OS installation DVD with their systems, so it's impossible to perform a clean install or troubleshoot your computer if you want to. Nowadays many manufacturers don't include a copy of Windows 8 or Windows 8.1. Then it asks to choose the Product Language, for which I chose. I tried to download the 1709 ISO for my version from the MS site: First it asks to select the version, in which the only option is Windows 10. I have Windows 10 Home Single Language version 1703. Windows 8.1 Single Language Iso Free Download.