UEFI Class 2

UEFI with optional CSM (Compatibility Support Module).

If you want to boot Windows 7, Windows XP or DOS on UEFI Class 2 systems, you have to enable CSM and disable secure boot.

UEFI Class 2 by PhoneGuyYT June 20, 2025

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Related Words

UEFI Class 2 • UEFI Class 1 • UEFI Class 3 • UEFI