Dell XPS 13 7390 2-in-1 Service Manual page 40

Table 7. System setup options—Secure Boot menu
Secure Boot
Enable Secure Boot
Secure Boot Mode
Table 8. System setup options—Expert Key Management menu
Expert Key Management
Enable Custom Mode
Custom Mode Key Management
Table 9. System setup options—Performance menu
Performance
Intel Hyper-Threading Technology
Intel SpeedStep
Intel TurboBoost Technology
Multi-Core Support
Enable C-State Control
Table 10. System setup options—Power Management menu
Power Management
Wake on AC
Wake on Dell USB-C Dock
40 System setup
Enables or disables the computer to boos using only validated boot software.
Default: OFF.
NOTE: For Secure Boot to be enabled, the computer needs to be in UEFI
boot mode and the Enable Legacy Option ROMs option needs to be
turned off.
Selects the Secure Boot operation mode.
Default: Deployed Mode.
NOTE: Deployed Mode should be selected for normal operation of Secure
Boot.
Enables or disables the keys in the PK, KEK, db, and dbx security key databases to be
modified.
Default: OFF.
Selects the custom values for expert key management.
Default: PK.
Enables or disables the Intel Hyper-Threading Technology to use processor resources
more efficiently.
Default: ON.
Enables or disables the Intel SpeedStep Technology to dynamically adjust processor
voltage and core frequency, decreasing average power consumption and heat
production.
Default: ON.
Enabled or disabled the Intel TurboBoost mode of the processor. If enabled, the Intel
TurboBoost driver increases the performance of the CPU or graphics processor.
Default: ON.
Changes the number of CPU cores available to the operating system. The default
value is set to the maximum number of cores.
Default: All Cores.
Enables or disables the CPU's ability to enter and exit low-power states.
Default: ON.
Enables the computer to turn on and go to boot when AC power is supplied to the
computer.
Default: OFF.
Enables connecting a Dell USB-C Dock to wake the computer from Standby.
Default: ON.