Dell OptiPlex 7760, Service Manual, Page: 123 / 137

Table 8. System setup options—Security menu (continued)
Security
PTT Security Enable or disable Platform Trust Technology (PTT) visibility to the operating
system.
Absolute I This field allows you to Enable, Disable, or Permanently Disable the BIOS
module interface of the optional Absolute Persistence Module service from
Absolute® Software.
OROM Keyboard Access Allows you to set an option to enter the Option ROM Configuration screens
using hotkeys during boot.
SMM Security Mitigation Allows you to enable or disable additional UEFI SMM Security Mitigation
protection.
HDD Security Enable or disable the HDD Security.
Computrace(R) Enable or disable the BIOS module interface of the optional Computrace(R)
Service from Absolute Software.
Admin Setup Lockout Enable to prevent users from entering Setup when an Admin Password is set.
Master Password Lockout Disables the master password support. Hard Disk passwords need to be
cleared before changing the setting.
Table 9. System setup options—Secure Boot menu
Secure Boot
Secure Boot Enable Enable or disable the secure boot feature.
Secure Boot Mode
Modifies the behavior of Secure Boot to allow evaluation or enforcement of
UEFI driver signatures.
Expert Key Management
Expert Key Management Enable or disable Expert Key Management.
Custom Mode Key Management
Select the custom values for expert key management.
Table 10. System setup options—Intel Software Guard Extensions menu
Intel Software Guard Extensions
Intel SGX Enable Enable or disable Intel Software Guard Extensions.
Enclave Memory Size Set the Intel Software Guard Extensions Enclave Reserve Memory Size.
Performance
Multi Core Support Enable multiple cores.
Default: Enabled.
Intel SpeedStep Enable or disable Intel Speedstep Technology.
Default: Enabled.
NOTE: If enabled, the processor clock speed and core voltage are adjusted
dynamically based on the processor load.
C-States Control Enable or disable additional processor sleep states.
Default: Enabled.
Intel TurboBoost Enable or disable Intel TurboBoost mode of the processor.
Default: Enabled.
HyperThread control Enable or disable HyperThreading in the processor.
Default: Enabled.
Power Management
BIOS setup 123