Lenovo ThinkPad T540p (English) User Guide - Page 132

Menu item, Selection, Comments, Disabled, Enabled, External, Internal Only, Normal, Fingerprint, Enter

Page 132 highlights

Table 5. Security menu items (continued) Menu item Submenu item Hard Disk1 Password Selection • Disabled • Enabled Fingerprint Predesktop Authentication • Disabled • Enabled Reader Priority • External ➙ Internal • Internal Only Security Mode • Normal • High Password Authentication • Disabled • Enabled Reset Fingerprint Data • Enter UEFI BIOS Update Option Flash BIOS Updating by End-Users • Disabled • Enabled Secure RollBack Prevention • Disabled • Enabled Comments Refer to "Hard disk passwords" on page 49. Enable or disable fingerprint authentication before the operating system is loaded. If External ➙ Internal is selected, an external fingerprint reader is used if attached. Otherwise, an internal fingerprint reader is used. If Internal Only is selected, an internal fingerprint reader is used. If fingerprint authentication fails, you still can start the computer by entering a password. If you have selected Normal, enter a power-on password or a supervisor password; if you have selected High, enter a supervisor password. Enable or disable password authentication. This item is available when high security mode is selected. This option is used to erase all fingerprint data stored in the fingerprint reader and reset settings to the factory state. As a result, any power-on security features previously enabled will not be able to work until they are re-enabled in the fingerprint software. If you select Enabled, all users can update the UEFI BIOS. If you select Disabled, only the person who knows the supervisor password can update the UEFI BIOS. If you select Disabled, you can flash the older version UEFI BIOS. 116 User Guide

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Table 5. Security menu items (continued)
Menu item
Submenu item
Selection
Comments
Hard Disk1 Password
Disabled
• Enabled
Refer to “Hard disk
passwords” on page
49.
Predesktop Authentication
• Disabled
Enabled
Enableordisablefingerprint
authentication before the
operating system is loaded.
Reader Priority
External
Internal
• Internal Only
If
External
Internal
is selected, an external
fingerprint reader is used
if attached. Otherwise, an
internal fingerprint reader
is used. If
Internal Only
is selected, an internal
fingerprint reader is used.
Security Mode
Normal
• High
If fingerprint authentication
fails, you still can start
the computer by entering
a password. If you have
selected
Normal
, enter a
power-on password or a
supervisor password; if you
have selected
High
, enter a
supervisor password.
Password Authentication
• Disabled
Enabled
Enable or disable password
authentication. This item
is available when high
security mode is selected.
Fingerprint
Reset Fingerprint Data
Enter
This option is used to erase
all fingerprint data stored
in the fingerprint reader
and reset settings to the
factory state. As a result,
any power-on security
features previously enabled
willnotbeabletoworkuntil
they are re-enabled in the
fingerprint software.
Flash BIOS Updating by
End-Users
• Disabled
Enabled
If you select
Enabled
,
all users can update the
UEFI BIOS. If you select
Disabled
, only the person
who knows the supervisor
password can update the
UEFI BIOS.
UEFI BIOS Update Option
Secure RollBack Prevention • Disabled
Enabled
If you select
Disabled
, you
can flash the older version
UEFI BIOS.
116
User Guide