Legacy BIOS
This menu configures system UEFI firmware execution environment preferences for supporting legacy OS and legacy Option ROM.
| Item | Operation | Description |
|---|---|---|
| Legacy BIOS |
| Enable or disable the system UEFI firmware execution environment for supporting legacy OS and legacy Option ROM. Enable is the default setting. |
| Rehook INT 19h |
| [Enable] prevents devices from taking control of the boot process. Disable is the default setting. |
| Legacy BIOS is disabled due to secure boot is enabled. | Note Available only when secure boot is enabled. |
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