8 Using Setup Utility (BIOS) and HP PC
Hardware Diagnostics (UEFI) in Windows 8.1
Setup Utility, or Basic Input/Output System (BIOS), controls communication between all the input and output
devices on the system (such as disk drives, display, keyboard, mouse, and printer). Setup Utility (BIOS)
includes settings for the types of devices installed, the startup sequence of the tablet, and the amount of
system and extended memory.
Starting Setup Utility (BIOS)
CAUTION: Use extreme care when making changes in Setup Utility (BIOS). Errors can prevent the computer
from operating properly.
NOTE: To start Setup Utility, your computer must be in notebook mode and you must use the keyboard
attached to your notebook. The on-screen keyboard, which displays in tablet mode, cannot access Setup
Utility.
●
Computers or tablets with keyboards:
▲
Turn on or restart the computer, quickly press esc, and then press f10.
●
Tablets without keyboards:
1. Turn on or restart the tablet, and then quickly hold down the volume down button.
2. Tap f10.
Updating Setup Utility (BIOS)
Updated versions of Setup Utility (BIOS) may be available on the HP website.
Most BIOS updates on the HP website are packaged in compressed les called SoftPaqs.
Some download packages contain a le named Readme.txt, which contains information regarding installing
and troubleshooting the le.
Determining the BIOS version
To decide whether you need to update Setup Utility (BIOS), rst determine the BIOS version on your computer.
BIOS version information (also known as ROM date and System BIOS) can be accessed from the Start screen by
typing support, selecting the HP Support Assistant app, selecting My computer, and then selecting
System Information, or by using Setup Utility (BIOS).
To use Setup Utility (BIOS):
1. Start Setup Utility (BIOS) (see Starting Setup Utility (BIOS) on page 58).
2. Select Main, and then make note of the BIOS version.
3. Select Exit, select Exit Discarding Changes, and then follow the on-screen instructions.
To check for later BIOS versions, see Downloading a BIOS update on page 54.
58 Chapter 8 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 8.1
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