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Table 2. Security menu items (continued)
Menu item
Anti-Theft
Secure Boot
Startup menu
You might need to change the tablet startup settings. To do so, tap Startup from the ThinkPad Tablet
Setup menu.
Attention:
• After you change your startup sequence, you must be extremely careful not to specify a wrong device
during a copy, a save, or a format operation. If you specify a wrong device, your data and programs
might be erased or overwritten.
• If you are using the BitLocker
drive encryption detects the change of startup sequence and locks the tablet from booting.
84
ThinkPad Helix User Guide
Submenu item
ThinkPad Tablet Dock
USB Port
Computrace Module
Activation
Secure Boot
Platform Mode
Secure Boot Mode
Reset to Setup Mode
Restore Factory Keys
Clear All Secure Boot
Keys
®
drive encryption, you should not change the startup sequence. BitLocker
Value
Comments
• On
If you select On, you can use USB
connectors on ThinkPad Tablet Dock.
• Off
Current Setting:
Enable or disable the UEFI BIOS
interface to activate the computrace
• Enabled
module. Computrace is an optional
• Disabled
monitoring service from Absolute
Software.
• Permanently
Disabled
Current State:
• Not activated
• Activated
• On
Enable or disable UEFI Secure Boot
feature.
• Off
• User Mode
Specify the system operating mode.
• Setup Mode
• Standard Mode
Indicates Secure Boot mode is
standard mode or custom mode.
• Custom Mode
• Enter
This option is used to clear the current
platform key and put the system into
setup mode. You can install your
own platform key and customize the
Secure Boot signature databases in
setup mode. Secure Boot mode will
be set to custom mode.
• Enter
This option is used to restore all
keys and certificates in Secure Boot
databases to factory defaults. Any
customized Secure Boot settings will
be erased, and the default platform
key will be re-established along with
the original signature databases
including certificate for Windows 8.1
operating system.
• Enter
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