Updating the bios, Determining the bios version, Downloading a bios update – HP ProBook 6555b Notebook-PC User Manual
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Updating the BIOS
To update the BIOS, first determine what BIOS version you currently have, and then download and
install the new BIOS.
Determining the BIOS version
BIOS version information (also known as ROM date and System BIOS) can be displayed by pressing
fn+esc
(if you are already in Windows) or by using Computer Setup.
To use Computer Setup for displaying BIOS information, follow these steps:
1.
Turn on or restart the computer, and then press
esc
while the “Press the ESC key for Startup Menu”
message is displayed at the bottom of the screen.
2.
Press
f10
to enter BIOS Setup.
3.
Use a pointing device or the arrow keys to select File > System Information.
4.
Press
esc
to return to the File menu.
5.
Click Exit in the lower-left corner of the screen, and follow the on-screen instructions.
– or –
Use the arrow keys to select File > Ignore changes and exit, and then press
enter
.
Downloading a BIOS update
CAUTION:
To prevent 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 from the computer by unplugging the power cord from the AC outlet.
Do not shut down the computer or initiate Sleep or Hibernation.
Do not insert, remove, connect, or disconnect any device, cable, or cord.
To download a BIOS update:
NOTE:
BIOS updates are posted as needed. A newer BIOS update may not be available for your
computer. It is recommended that you check the HP Web site periodically for BIOS updates.
1.
Open your Web browser, go
d then select your country or region.
2.
Click the option for software and driver downloads, type your computer model number in the product
box, and then press
enter
.
3.
Click your specific product from the models listed.
4.
Click your operating system.
132 Chapter 11 Software updates