2. The UEFI firmware loads the Windows boot manager from the file “EFIMicrosoftBootbootmgfw.efi” from the UEFI partition.

3] Try to boot your computer from bootx64.efi file or bootia32.efi file manually Some users have reported that the issue was fixed after manually booting their computer from bootx64.efi file.

Failure when attempting to copy boot files in Windows 11/10 There are known multiple ways to fix the problem, and sometimes the problem could be because of UEFI or BIOS difference.