Because the dc5800 lacks a modern UEFI interface, the update is performed via a DOS-based flasher or directly from Windows (if 32-bit is installed).
BIOS write-protect jumper (J9C1) is enabled. Solution: hp compaq dc5800 small form factor bios update verified
Run the downloaded file. It will extract files to a folder (usually C:\SWSetup\sp73863 ). Look for the Copy Files: Copy only the files the DOS Flash folder to the root of your USB drive. HP Support 2. Execution HP Compaq dc5800 Small Form Factor Because the dc5800 lacks a modern UEFI interface,
: Updates may reset customized settings. Review your storage and power configurations in the F10 menu after a successful flash. Other Verified Methods UPDATE Your HP DC5800 BIOS Now made easy hp compaq dc5800 small form factor bios update verified