Before downloading any files, you must know what you are working with. There are two major motherboard revisions for the dc5800 series, and using the wrong BIOS file can brick your system.
This is the safest and most reliable method for the HP Compaq dc5800 SFF.
This is the most direct method if your computer currently boots into Windows. : Obtain the latest BIOS SoftPaq (sp73863) for the HP Compaq dc5800 Run as Admin : Right-click the downloaded application and select Run as administrator HPQ Flash Wizard : Follow the prompts of the HPQ Flash Wizard
: Copy only the individual files (including the .bin image file) from that DOS Flash folder directly to the root of your USB drive—do not copy the folder itself. hp compaq dc5800 small form factor bios update
Close all open applications, web browsers, and background programs.
Writing new BIOS...
The latest known and most stable BIOS version for the HP Compaq dc5800 series is , dated November 27, 2015. You can find this on the official HP support website. Before downloading any files, you must know what
Elias knew why before he even hooked up a monitor. The system was running a BIOS version from 2008. The CPU microcode was older than the intern. It didn’t know how to talk to the replacement solid-state drive Legal had tried to install.
Elias held his breath. In the silence of the 14th floor, the ticking of the wall clock seemed deaf. The progress bar moved at a glacial pace. 10%. 20%.
Format a USB drive to FAT32 and copy the extracted BIOS binary file (the file ending in .bin ) directly to the root directory. Insert the USB drive into the dc5800 SFF. Turn on the PC and press F10 to enter the BIOS Setup. Go to the menu and select Flash System ROM . Select the USB drive as the source. This is the most direct method if your
Erasing current BIOS...
The most up-to-date BIOS version for the dc5800 SFF is , with a release date of October 26, 2015 . If your current BIOS is older, the following guide will help you update it.
Smoother initialization when running lightweight Linux distributions or newer Windows environments. 2. Pre-Update Checklist (Crucial Steps)
Note: Only use this method if your current Windows installation is highly stable and free from crashes or blue screens.