What you'll see using an older Windows install image. For years now, folks have been using Rufus to bypass Windows 11's onerous installation requirements . error when attempting to make Windows install media from the Microsoft-provided Windows 11 25H2 install images. This is required because of the revocation of the old 2011 Secure Boot certificates, which was done due to the discovery of UEFI bootkits (like Blacklotus) that could bypass secure boot. You can grab the image from this site here (scroll down to "Download Windows 11 Disk Image (ISO) for x64 devices".)