Chapter 4: UEFI BIOS
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Restore Factory Keys (Unavailable when no key is detected)
Select Yes to restore the manufacturer default key used to ensure system security. The
options are Yes and No.
Reset to Setup Mode (Unavailable when no key is detected)
This feature resets the system to Setup Mode. The options are Yes and No. Please note
that Resetting the system to Setup Mode will erase all variable values installed by the user.
Export Secure Boot Variables (Unavailable when no key is detected)
This feature exports the NVRAM contents of Secure Boot variables to a storage device.
Enroll EFI Image
This feature species which EFI (Extensible Firmware Interface) image should be used for
the system when it operates in the Secure Boot mode.
Device Guard Ready
Remove 'UEFI CA' from DB
Select Yes to remove UEFI CA from the database. The options are Yes and No.
Restore DB defaults
Select Yes to restore database variables to the manufacturer default settings. The options
are Yes and No.
Security Boot Variables (Size/Keys/Key Source)
Platform Key (PK)
Use this feature to enter and congure a set of values to be used as platform rmware
keys for the system. These values also indicate the sizes, keys numbers, and the sources
of the authorized signatures. Select Update to update the platform key. The default option
is Update.
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