Security Screen Options - Dell OptiPlex 5250 All-In-One Owner's Manual

Security screen options

Option Description
Admin Password Allows you to set, change, or delete the administrator (admin) password.
Default setting: Not set
System Password Allows you to set, change or delete the system password.
Default setting: Not set
Strong Password Allows you to enforce the option to always set strong passwords.
Default Setting: Enable Strong Password is not selected.
Password Allows you to determine the minimum and maximum length of Administrator and System passwords.
Configuration
Password Bypass Allows you to enable or disable the permission to bypass the System and the Internal HDD password, when they
are set. The options are:
•
•
Default setting: Disabled
Password Change Allows you to enable the disable permission to the System and Hard Drive passwords when the admin password is
set.
Default setting: Allow Non-Admin Password Changes is selected.
UEFI Capsule This option controls whether the system allows BIOS updates through UEFI capsule update packages.
Firmware Updates
This option is enabled by default.
TPM 2.0 Security Allows you to enable the Trusted Platform Module (TPM) during POST. This option is enabled by default. The
options are:
•
•
•
•
58 Настройка системы
NOTE: You must set the admin password before you set the system or hard drive password. Deleting
the admin password automatically deletes the system password and the hard drive password.
NOTE: Successful password changes take effect immediately.
NOTE: Successful password changes take effect immediately.
NOTE: If Strong Password is enabled, Admin and System passwords must contain at least one
uppercase character, one lowercase character and be at least 8 characters long.
Disabled
Reboot bypass
NOTE: Disabling this option will block the BIOS updates from services such as Microsoft Windows
Update and Linux Vendor Firmware Service (LVFS).
TPM On
Clear
PPI Bypass for Enabled Commands
PPI Bypass for Disabled Commands
NOTE: Activation, deactivation, and clear options are not affected if you load the setup program's
default values. Changes to this option take effect immediately.