So here is a step-by-step guide on how to modify a Windows ISO file with 100% free tools available for the general consumerįirst you need to extract the ISO file into its own folder.
Even for people who know what needs to be done, they might lack the tools to accomplish this task. This one line of instruction is actually much more complicated for no power user. In our original guide on how to install Windows 8/8.1 bypassing product key we did not elaborate the steps involved inĮxtract the files from Windows 8 ISO file, add a file named ei.cfg in sources folder One of the reasons is to create a modified ISO of Windows 8/8.1 install disk so you can skip the product key during an installation step. There are many reasons why you might want to modify a bootable ISO image file.