Step 2 — Create a bootable Windows XP USB Option A — Using Rufus (preferred if CSM/Legacy present)

Installing Windows XP on a UEFI system is a complex process that requires careful planning and execution. While it is possible to do it, it is not recommended due to the security risks and compatibility issues. If you still need to use Windows XP, it is recommended to use a virtual machine or a traditional BIOS system.

Edit the GRUB configuration: /mnt/efi/EFI/GRUB/grub.cfg

is a commercial tool designed specifically to install Windows XP/7 on UEFI-only hardware by automating the injection of UEFI loaders and drivers. Key Feature

That said, here’s a for those attempting this as an experiment:

SATA/AHCI/NVMe integrated drivers (XP does not natively see modern drives).

Must be Disabled . XP cannot boot with an active Secure Boot signature.

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