Updating The Bios; Determining The Bios Version; Downloading A Bios Update - HP ProBook 640 G1 Maintenance And Service Manual

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 SoftPaqs.
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 ROM date and System BIOS) can be displayed by pressing
you are already in Windows) or by using Computer Setup.
1. Start Computer Setup.
2. Use a pointing device or the arrow keys to select Main > System Information.
3. To exit Computer Setup without saving your changes, click the Exit icon in the lower-right corner of the
screen, and then follow the on-screen instructions.
- or -
Use the

Downloading a BIOS update

CAUTION: CAUTION: To reduce the risk of damage to the computer or an unsuccessful installation,
download 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 on 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.
1. Access the HP website, http://www.hp.com.
2. Click Support, and then select Download drivers.
3. Enter the product name in the text box, and the click Go.
4. Select your computer model, and then select your operating system.
5. In the BIOS section, follow these steps:
a. Identify the most recent BIOS update and compare it to the BIOS version currently installed on
your computer. Make a note of the date, name, or other identifier. You may need this information
to locate the update later, after it has been downloaded to your hard drive.
b. Follow the on-screen instructions to download your selection to the hard drive. If the update is
more recent than your BIOS, make a note of the path to the location on your hard drive where the
BIOS update is downloaded. You will need to access this path when you are ready to install the
update.
NOTE: If you connect your computer to a network, consult the network administrator before installing any
software updates, especially system BIOS updates.
tab key and the arrow keys to select Main > Ignore Changes and Exit, and then press enter.
Windows 7 — Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) 123
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