Dell OptiPlex 5055 Tower Owner's Manual page 60

Table 8. Security
Option
Admin Password
System Password
Internal HDD-0 Password
Internal HDD-1 Password
Internal HDD-2 Password
Strong Password
Password Configuration
Password Change
UEFI Capsule Firmware Updates
TPM 2.0 Security
Computrace
Chassis Intrusion
Admin Setup Lockout
Table 9. Secure Boot
Option
Secure Boot Enable
60 System setup
Description
Allows you to set, change, and delete the admin password.
Allows you to set, change, and delete the system password.
Allows you to set, change, and delete the computer's internal HDD.
Allows you to set, change, and delete the computer's internal HDD.
Allows you to set, change, and delete the computer's internal HDD.
This option lets you enable or disable strong passwords for the system.
Allows you to control the minimum and maximum number of characters allowed for a administrative
password and the system password. The range of characters is between 4 and 32.
This option lets you determine whether changes to the System and Hard Disk passwords are
permitted when an administrator password is set.
Allow Non-Admin Password Changes - This option is enabled by default.
This option controls whether this system allows BIOS updates via UEFI capsule update packages.
This option is selected by default. Disabling this option will block BIOS updates from services such as
Microsoft Windows Update and Linux Vendor Firmware Service (LVFS)
Allows you to control whether the Trusted Platform Module (TPM) is visible to the operating system.
• TPM On (default)
– PPI Bypass for Enable Commands
– PPI Bypass for Disable Commands
– PPI Bypass for Clear Commands
– Attestation Enable (default)
– Key Storage Enable (default)
– SHA-256 (default)
• Clear
• TPM State
– Disable
– Enable (default)
This field lets you Activate or Disable the BIOS module interface of the optional Computrace Service
from Absolute Software. Enables or disables the optional Computrace service designed for asset
management.
• Deactivate - This option is selected by default.
• Disable
• Activate
The options are:
• Disable (default)
• Enable
• On-Silent
Allows you to enable or disable the option to enter Setup when an Administrative password is set.
This option is not set by default.
Description
Allows you to enable or disable Secure Boot feature