Lenovo ThinkPad X140e - Manual (Page 104)

Table 5. Security menu items (continued)
Menu item Submenu item Selection 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
Select whether you want
to flash to older version of
UEFI BIOS.
Memory Protection Execution Prevention • Disabled
• Enabled
Some computer viruses
and worms cause memory
buffers to overflow by
running code where only
data is allowed. If the
Data Execution Prevention
feature can be used with
your operating system, then
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.
Virtualization AMD (TM) Virtualization
Technology • Disabled
• Enabled
If you select Enabled, a
Virtual Machine Monitor
(VMM) can utilize the
additional hardware
capabilities provided by
AMD (TM) Virtualization
Technology.
Ethernet LAN • Disabled
• Enabled
If you select Enabled, you
can use the Ethernet LAN
device.
Wireless LAN • Disabled
• Enabled
If you select Enabled, you
can use the Wireless LAN
device.
Bluetooth • Disabled
• Enabled
If you select Enabled,
you can use the Bluetooth
device.
USB Port • Disabled
• Enabled
If you select Enabled,
you can use the USB
connectors.
Memory Card Slot • Disabled
• Enabled
If you select Enabled, you
can use the memory
card slot for SD or
MultiMediaCard.
Integrated Camera • Disabled
• Enabled
If you select Enabled, you
can use the integrated
camera.
I/O Port Access
88 User Guide