Forum Discussion
Qandon
Sep 26, 2025Iron Contributor
AMD RAID1 in Windows 11 does not create EFI
I prepared Win11 Pro OS on USB installation media, set up AMD RAID1 mode in BIOS, loaded AMD RAID drivers before OS installation and it still does not work properly. To create RAID1 array in BIOS...
zinken1120
Sep 27, 2025Iron Contributor
You can fix this by manually creating the EFI partition during install.
list disk
select disk 0
clean
create partition efi size=100
format quick fs=fat32 label="System"
assign letter=S
create partition msr size=16
create partition primary
format quick fs=ntfs label="Windows"
assign letter=W
exit
Harodman
Sep 28, 2025Silver Contributor
how do I perform this command? Do you have a step-by-step guide?