Startup Menu - Lenovo ThinkPad P70 User Manual

Table 3. Security menu items (continued)
Menu item Submenu item
Restore Factory
Keys
Clear All Secure
Boot Keys
Intel (R) SGX Intel (R) SGX Control

Startup menu

To change the startup settings of your computer, select the Startup tab from the ThinkPad Setup menu.
Attention:
• After you change the startup sequence, ensure that you select a correct device during a copy, a save, or a
format operation. Otherwise your data might be erased or overwritten.
• If you are using the BitLocker drive encryption, do not change the startup sequence. BitLocker drive
encryption locks the computer from starting once detects the change of startup sequence.
To change the startup sequence temporarily so that the computer starts from a desired drive, do the following:
1. Turn off the computer.
2. Turn on the computer. When the ThinkPad logo is displayed, press the F12 key.
3. Select the device that you want the computer to start from.
Note: The Boot menu will be displayed if the computer cannot start from any devices or the operating
system cannot be found.
The following table lists the Startup menu items. Default values are in boldface. The menu items might
change without notice. Depending on the model, the default value might vary.
Note: Some items are displayed on the menu only if the computer supports the corresponding features.
Value Comments
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 10 operating system.
This option is used to clear all keys and
certificates in Secure Boot databases. You
can install your own keys and certificates after
selecting this option.
• Disabled This option enables or disables Intel Software
Guard Extensions (SGX) function.
• Enabled
• Software
Disabled: Disables SGX.
Controlled
Enabled: Enables SGX.
Software Controlled: Software Guard
Extensions will be controlled by the operating
system.
.
Chapter 6 Advanced configuration
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