User's Guide

• For some countries or regions, the human presence sensor is disabled according to local regulations.
Use privacy protection
Glance by Mirametrix is preinstalled on your computer. Turn on PrivacyAlert and PrivacyGuard switches on
Glance to achieve better privacy protection.
When someone is detected looking over your shoulder by the camera (with IR function), an alert icon appears
on your computer screen. Meanwhile, PrivacyAlert automatically enables PrivacyGuard to prevent peeking
eyes. When the person leaves, the icon disappears and the PrivacyGuard feature is disabled automatically.
Protect data against power loss (for selected models)
NVMe (Non-Volatile Memory express) M.2 solid-state drive features the Lenovo-unique PLP (Power Loss
Protection) function to avoid data loss or damage. If your computer is not responding and you might have to
shut down your computer by pressing and holding the power button for several seconds. In this case, the
PLP function enables your computer data to be saved timely. However, there is no guarantee that all data is
saved in any situation. To check the type of your M.2 solid-state drive:
1. Restart the computer. When the logo screen is displayed, press F10 to enter the Lenovo diagnostics
window.
2. On the TOOLS tab, select SYSTEM INFORMATION ➙ STORAGE using the arrow keys.
3. Locate the Device Type section to check the information
UEFI BIOS passwords
You can set passwords in UEFI (Unified Extensible Firmware Interface) BIOS (Basic Input/Output System) to
strengthen the security of your computer.
Password types
You can set a power-on password, supervisor password, system management password, or hard disk
password in UEFI BIOS to prevent unauthorized access to your computer. However, you are not prompted to
enter any UEFI BIOS password when your computer resumes from sleep mode.
Power-on password
If you set a power-on password, a window is displayed on the screen when you turn on the computer. Enter
the correct password to use the computer.
Supervisor password
The supervisor password protects the system information stored in UEFI BIOS. When entering the UEFI
BIOS menu, enter the correct supervisor password in the window prompted. You also can press Enter to
Chapter 4. Secure your computer and information 29