Make bootable Windows 10 USB with Rufus and select GPT partition scheme for UEFI. (Some motherboards like MSI don't have a straightforward way to disable CSM but there you need to disable Windows 7 boot mode and use Windows 8/10 WHQL mode) 2. Even with no operating system on any of my drives disabling csm just makes the pc boot loop trying to get into bios.1. Upon using Rufus to create another Windows 10 UEFI bootable installation, and creating the usb as my boot drive and disabling csm after installation it has since soft locked me out of my bios again.Most often, your first boot device is your hard disk or SSD containing Windows 10.
What type of plywood for van floorBoot order determines which devices your computer will try to boot from first, second, etc. Windows 7 UEFI (non CSM) Bootable USB Drive Created with Rufus.Top 5 Best USB 3 Flash Drive You Can Buy Now. Connect your Flash Drive higher than 4 GB to your PC then backup your files from it before continuing. Download the latest version of Rufus from the link below. Note: This method works for Windows 10, 8 and 7 also. Click the dropdown under Image option to select “Extended Windows II. Now, the most important and unique part for this guide. Once the ISO file is loaded, Rufus will configure the rest of the options automatically. Browse for the downloaded Windows 11 ISO and click Open. Now, click SELECT under Boot selection to select the Windows 11 ISO file.Enabling CSM Mode causes quantifiable performance degradation and should never be enabled (even when this answer was written, there were only a few distros lacking EFI boot, with all gaining EFI boot by the end of 2017 - Windows has supported EFI boot since Win7). BIOS and UEFI are not the same things - it's one or the other and CSM Mode is only available with UEFI.