Dell Inspiron 16 5640 Owners Manual - Page 96

Table 34. System setup options-Boot Configuration menu continued

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Table 34. System setup options-Boot Configuration menu (continued) Boot Configuration Enable Microsoft UEFI CA When disabled, the UEFI CA is removed from the BIOS UEFI Secure Boot database. CAUTION: When disabled, the Microsoft UEFI CA can cause your system to not boot, computer graphics may not function, some devices may not function properly, and the computer could become unrecoverable. By default, the Enable Microsoft UEFI CA option is enabled. For additional security, Dell Technologies recommends keeping the Enable Microsoft UEFI CA option enabled to ensure the broadest compatibility with devices and operating systems. Secure Boot Mode Enables or disables the Secure Boot operation mode. By default, the Deployed Mode is selected. NOTE: Deployed Mode should be selected for normal operation of Secure Boot. Expert Key Management Enable Custom Mode Enables or disables the ability to modify the keys in the PK, KEK, db, and dbx security key databases to be modified. By default, the Enable Custom Mode option is disabled. Custom Mode Key Management Selects the custom values for expert key management. By default, the PK option is selected. Table 35. System setup options-Integrated Devices menu Integrated Devices Date/Time Date Sets the computer date in MM/DD/YYYY format. Changes to the date format take effect immediately. Time Sets the computer time in HH/MM/SS 24-hour format. You can switch between a 12-hour and 24-hour clock. Changes to the time format take effect immediately. Camera Enable Camera Enables the camera. By default, the Enable Camera option is enabled. Audio Enable Audio Enable Microphone Enables all integrated audio controller. Enables the microphone. By default, the Enable Microphone option is enabled. NOTE: Depending on the configuration ordered, the microphone setup option may not be available. Enable Internal Speaker Enables the internal speaker. By default, the Enable Intenal Speaker option is enabled. USB Configuration Enable USB Boot Support Enables booting from USB mass storage devices that are connected to external USB ports. By default, the Enable USB Boot Support option is enabled. 96 BIOS Setup

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Table 34. System setup options—Boot Configuration menu (continued)
Boot Configuration
Enable Microsoft UEFI CA
When disabled, the UEFI CA is removed from the BIOS UEFI Secure Boot
database.
CAUTION:
When disabled, the Microsoft UEFI CA can cause your
system to not boot, computer graphics may not function, some
devices may not function properly, and the computer could become
unrecoverable.
By default, the
Enable Microsoft UEFI CA
option is enabled.
For additional security, Dell Technologies recommends keeping the
Enable
Microsoft UEFI CA
option enabled to ensure the broadest compatibility with
devices and operating systems.
Secure Boot Mode
Enables or disables the Secure Boot operation mode.
By default, the
Deployed Mode
is selected.
NOTE:
Deployed Mode
should be selected for normal operation of Secure
Boot.
Expert Key Management
Enable Custom Mode
Enables or disables the ability to modify the keys in the PK, KEK, db, and dbx
security key databases to be modified.
By default, the
Enable Custom Mode
option is disabled.
Custom Mode Key Management
Selects the custom values for expert key management.
By default, the
PK
option is selected.
Table 35. System setup options—Integrated Devices menu 
Integrated Devices
Date/Time
Date
Sets the computer date in MM/DD/YYYY format. Changes to the date format
take effect immediately.
Time
Sets the computer time in HH/MM/SS 24-hour format. You can switch between
a 12-hour and 24-hour clock. Changes to the time format take effect immediately.
Camera
Enable Camera
Enables the camera.
By default, the
Enable Camera
option is enabled.
Audio
Enable Audio
Enables all integrated audio controller.
Enable Microphone
Enables the microphone.
By default, the
Enable Microphone
option is enabled.
NOTE:
Depending on the configuration ordered, the microphone setup option
may not be available.
Enable Internal Speaker
Enables the internal speaker.
By default, the
Enable Intenal Speaker
option is enabled.
USB Configuration
Enable USB Boot Support
Enables booting from USB mass storage devices that are connected to external
USB ports.
By default, the
Enable USB Boot Support
option is enabled.
96
BIOS Setup