Update the Basic Input Output System (BIOS) on the HP Pavilion notebook if you notice system problems no other troubleshooting methods correct. For instance, updating the BIOS often solves hardware problems after upgrading your operating system. HP Pavilion BIOS updates also address hardware problems due to hardware upgrades, including providing updated settings to fully customise how your hardware works with your operating system. Free BIOS updates are available from HP for most HP Pavilion models.
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Things you need
- Removable media (if required)
- BIOS update file
Turn off your HP Pavilion notebook.
Restart your system and press either "F1" or "F10" as the notebook first starts to boot. The exact key depends on the Pavilion model. The key is displayed during the boot process.
Locate "BIOS Revision" on the "Main" BIOS screen. Write the BIOS Revision number down for future reference.
Select "Yes" and press "Enter" to exit the BIOS.
Visit the HP Customer Care link in the Resources section.
Enter your complete HP Pavilion model name and number. If you do not know this, see the "Guide to finding your product number" below the product search box on the HP Customer Care website.
Select your operating system.
Choose the latest BIOS update for your system. If the BIOS version number is the same as your current BIOS Revision number, you do not need to update.
Press "Download" and choose a download location.
Read all instructions provided with the BIOS update because the steps may vary depending on your HP Pavilion notebook model.
Update the BIOS on most Windows XP and later HP Pavilion systems by double-clicking the BIOS update file and following the prompts to update the BIOS.
Update the BIOS on most pre-Windows XP systems by placing the BIOS update file on a floppy disk or removable media suggested by HP. Restart your system and boot from the removable media. Wait for the BIOS to update and your system to restart.
Tips and warnings
- If you receive a CMOS Checksum error after the update, enter your BIOS and press "F5" to load the default BIOS settings. Select "Yes" to confirm your changes, press "Enter" and choose "F10" to exit the BIOS.
- Never interrupt a BIOS update or you may corrupt the update.
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