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12 Using Setup Utility (BIOS) and HP PC
Hardware Diagnostics (UEFI)
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
computer, and the amount of system and extended memory.
Starting Setup Utility (BIOS)
To start Setup Utility (BIOS), turn on or restart the computer, quickly press esc, and then press f10.
NOTE:
Use extreme care when making changes in Setup Utility (BIOS). Errors can prevent the
computer from operating properly.
Updating the BIOS
Updated versions of the BIOS may be available on the HP website.
Most BIOS updates on the HP website are packaged in compressed files called
Some download packages contain a file named Readme.txt, which contains information regarding
installing and troubleshooting the file.
Determining the BIOS version
To determine whether available BIOS updates contain later BIOS versions than those currently
installed on the computer, you need to know the version of the system BIOS currently installed.
BIOS version information (also known as
fn+esc
(if you are already in Windows) or by using Setup Utility (BIOS).
1.
Start Setup Utility (BIOS) (see
2.
To exit Setup Utility (BIOS) without saving your changes, use the arrow keys to select Exit,
select Exit Discarding Changes, and then press enter.
3.
Select Yes.
Downloading a BIOS update
CAUTION:
and install a BIOS update only when the computer is connected to reliable external power using the
AC adapter. Do not download or install a BIOS update while the computer is running on battery
power, docked in an optional docking device, or connected to an optional power source. During the
download and installation, follow these instructions:
Do not disconnect power from the computer by unplugging the power cord from the AC outlet.
Do not shut down the computer or initiate Sleep.
Do not insert, remove, connect, or disconnect any device, cable, or cord.
64
Chapter 12 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI)
Starting Setup Utility (BIOS) on page
To reduce the risk of damage to the computer or an unsuccessful installation, download
ROM date
System BIOS
and
SoftPaqs
.
) can be revealed by pressing
64).
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