Table 6. Security menu items (continued)

Menu item

Submenu item

Value

Comments

 

 

 

 

 

 

 

Permanently

an optional monitoring service from Absolute

 

 

Software.

 

 

 

Disabled

 

 

 

 

 

 

 

 

Note: If you set the computrace module

 

 

 

 

activation to Permanently Disabled, you will be

 

 

 

 

unable to enable this setting again.

 

 

 

 

 

Secure Boot

Secure Boot

Disabled

Enables or disables UEFI Secure Boot feature.

 

 

Enabled

Windows 8 operating system requires this feature

 

 

to be enabled.

 

 

 

 

 

 

 

 

 

 

Platform Mode

Setup Mode

Specify the system operating mode.

 

 

User Mode

 

 

 

 

 

 

 

Secure Boot Mode

Standard Mode

Indicates Secure Boot mode is standard mode

 

 

Custom Mode

or custom mode.

 

 

 

 

 

 

 

 

 

Reset to Setup Mode

 

 

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.

 

 

 

 

 

 

Restore Factory Keys

 

 

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

 

 

 

 

operating system.

 

 

 

 

 

Startup menu

To change the computer startup settings, select Startup from the ThinkPad Setup main 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, you should not change the startup sequence. BitLocker drive encryption detects the change of startup sequence and locks the computer from booting.

Changing the startup sequence

To change the startup sequence, do the following:

1.Select Boot or Network, then press Enter. The default boot list is displayed, showing the order in which devices will be started up. Even devices that are not attached to or installed on your computer are listed.

Use the Boot submenu to specify the startup sequence that runs when you turn on the power.

Use the Network submenu to specify the startup sequence that runs when Wake on LAN is enabled. Wake on LAN is commonly used by LAN administrators in corporate networks to get remote access to your computer.

2.Set the startup sequence by using the following keys:

Use cursor keys to select a device.

126User Guide

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Image 142
Lenovo T430SI, 2355AK4 manual Startup menu, Changing the startup sequence, Secure Boot, User Mode, Standard Mode

T430S, T430SI, 2355AK4 specifications

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