Chapter 5. Configure Advanced Settings; Uefi/Bios; What Is Uefi/Bios Setup Utility; Start The Uefi/Bios Setup Utility - Lenovo IdeaPad S145 Series User Manual

Chapter 5. Configure advanced settings

This chapter provides information about UEFI/BIOS and system recovery.

UEFI/BIOS

This section introduces what is UEFI/BIOS and the operations you can perform in UEFI/BIOS.

What is UEFI/BIOS setup utility

UEFI/BIOS is the first program that the computer runs when the computer is turned on. UEFI/BIOS initializes
the hardware components and loads the operating system and other programs. Your computer may include
a setup program (setup utility) with which you can change UEFI/BIOS settings.

Start the UEFI/BIOS setup utility

Step 1. Turn on or restart the computer.
Step 2. When the Lenovo logo appears on the screen, press F2 repeatedly.
Note: For computers with Hotkey mode enabled, press Fn + F2.

Navigate in the BIOS interface

You can navigate in the BIOS interface by pressing the following keys:
F1
F9
F10
F5
F6
↑↓
← →
Esc
Enter

Change the startup sequence

1. Start the UEFI/BIOS setup utility.
2. Select Startup ➙ Boot. Then press Enter. The default device order list is displayed.
Note: The Boot menu is displayed if the computer cannot start from any devices or the operating
system cannot be found.
3. Set the startup sequence as desired.
4. Press F10 to save the changes and restart the computer.
To change the startup sequence temporarily:
1. Restart the computer. When the logo screen is displayed, press F12.
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Displays the General Help screen.
Restores to the default settings.
Saves your configuration and exits.
Changes to a lower value.
Changes to a higher value.
Locates an item.
Selects a tab.
Exits the submenu and returns to the parent menu.
Enters the selected tab or submenu.
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