Dell Precision 5520 Owner's Manual page 39

Table 6. Security (continued)
Option
UEFI Capsule Firmware Updates
CPU XD Support
OROM Keyboard Access
Table 7. Boot
Option
Boot List Option
Secure Boot
Load Legacy Option ROM
Expert Key Management
Intel Software Guard Extensions Intel SGX Enabled: Enables Intel Software Guard Extensions (SGX) to provide a secured
Set Boot Priority
Adapter Warnings
SupportAssist OS Recovery
Keypad (embedded)
Fastboot
Extend BIOS POST Time
Warnings and Errors
Wireless Switch
SupportAssist System
Resolution
Description
This option controls whether this system allows BIOS updates via UEFI capsule update
packages. Enabled (Default Setting)
This option enables or disables the Execute Disable mode for the processor. Enabled
(Default Setting)
This option determines whether users are able to enter Option ROM configuration
screens via hotkeys during boot.
Description
Default Setting: Legacy
This option enables or disables the Secure Boot feature.
● Disabled (Default Setting) - Windows 7 (Intel Core Xeon E3–1505M v5 and Intel
Core i7–6820HQ processors)
● Enabled - Windows 8.1 and Windows 10 (Intel Core Xeon E3–1505M; Intel Core i7–
7820HQ; Intel Core i7–7700HQ; Intel Core i5–7440HQ; and Intel Core i5–7300HQ
processors)
This option enables or disables the Load Legacy Option ROM feature.
● Enabled (Default Setting) - Windows 7
● Disabled - Windows 8.1 and Windows 10
Expert Key Management allows the PK, KEK, db, and dbx security key databases to be
manipulated. Disabled (Default Setting)
environment for running code/storing sensitive information in the context of the main
OS. Software Controlled (Default Setting)
Allows you to change the order in which the computer attempts to find an operating
system:
● 1 st Boot Priority [ CD/DVD/CD-RW Drive]
● 2nd Boot Priority [Network]
● 3rd Boot Priority [mini SSD]
● 4th Boot Priority [USB Storage Device
● 5th Boot Priority [Hard Drive]
● 6th Boot Priority [Diskette Drive]
Lets you choose whether the system displays warning messages when you use certain
power adapters. Enabled (Default Setting)
Enables for disables the boot flow for SupportAssist OS Recovery tool in the event of
certain errors. Enabled (Default Setting)
Lets you choose one of two methods to enable the keypad that is embedded in the
internal keyboard. Fn Key Only Enabled by default.
This option can speed up the boot process by bypassing some compatibility steps.
Minimal (Default Setting)
Creates an additional pre-boot delay to see POST messages.
This option cause the boot process to only pause when warnings or errors are detected.
Enabled (Default Setting)
Determines which wireless devices can be controlled by the Wireless Switch. WLAN and
Bluetooth Enabled (Default Setting)
Auto OS Recovery Threshold: Controls the automatic boot flow for SupportAssist
System Resolution Console and for Dell OS Recovery Tool. Setting 2 default
System Setup 39