How to Create an ISO Using Windows You can create an ISO file from a CD, DVD, or BluRay disc using Windows but you’ll need to use a third-party app as this functionality isn’t built into the ...

Microsoft makes the Windows installation media available for download, but you will have to put it into a format that aligns with how you plan to use the installation files.

If you want to convert a RAR file to ISO format, you can use free RAR to ISO converter software or a free online tool that we have discussed in this post.

Let’s assume that you want to clean install Windows 11/10 on a computer from USB. For that, you must have the ISO file to create bootable USB media for Windows.