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Table 3. Security menu items (continued)
Menu item
Submenu item
Value
Comments
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 to an earlier
version of the UEFI BIOS.
If you select
Enabled
, you
cannot flash to an earlier
version of the UEFI BIOS.
Note:
This item is set as
Disabled
by default when
the
OS Optimized Defaults
on the
Restart
menu is set
as
Disabled
. This item is
set as
Enabled
by default
when the
OS Optimized
Defaults
is set as
Enabled
.
Memory Protection
Execution Prevention
• Disabled
•
Enabled
Some computer viruses
and worms cause memory
buffers to overflow. By
selecting
Enabled
, you
can protect your computer
against attacks by such
viruses and worms. If after
choosing
Enabled
you find
that a program does not run
correctly, select
Disabled
and reset the setting.
Intel Virtualization
Technology
or
AMD (TM) Virtualization
Technology
•
Disabled
• Enabled
If you select
Enabled
, a
Virtual Machine Monitor
(VMM) can utilize the
additional hardware
capabilities provided by
Intel/AMD Virtualization
Technology.
Virtualization
Intel VT-d Feature (available
for Intel microprocessor
only)
•
Disabled
• Enabled
Intel VT-d stands for Intel
Virtualization Technology
for Directed I/O. When
enabled, a VMM can utilize
the platform infrastructure
for I/O virtualization.
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User Guide
Содержание ThinkPad Yoga 11e
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Страница 160: ...5 Click the Power Management tab 6 Clear the Allow this device to wake the computer check box 7 Click OK 144 User Guide ...
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