Once XP is installed, you might find you cannot boot back into it because the drive is formatted as MBR, but your firmware demands UEFI.
Installing Windows XP on a modern UEFI-only system is often considered impossible because XP was designed for Legacy BIOS and requires Interrupt 13h (INT 13) to boot. However, for enthusiasts and retro-gamers, "impossible" is just a challenge. This guide covers the exclusive methods to bypass the "Class 3 UEFI" barrier and get the legendary OS running on modern hardware. install windows xp on uefi system exclusive
: While some modified loaders claim support, disabling it is generally required for the setup to initiate. Once XP is installed, you might find you
That said, here’s a for those attempting this as an experiment: Once XP is installed