If you are upgrading your system to a newer version of Windows or Linux, updated firmware prevents Blue Screen of Death (BSOD) errors.

Official firmware should always be sourced directly from the manufacturer to avoid system bricking or malware.

(Note: Certain regional motherboard configurations share this firmware tree)

Power on the system and repeatedly press the key to enter the BIOS Setup Utility.

HP firmware is usually delivered as a .bdl (Bundle) file or a remote firmware update utility ( .exe ). There are two primary ways to install it:

If you suspended BitLocker in Step 3, return to the Control Panel and click . Troubleshooting Common Installation Issues

Unlike standard graphics or audio drivers, firmware updates modify the actual code stored on the motherboard's flash memory chip. Updating the Q78 firmware is necessary to resolve several critical performance issues:

Do not guess the model number. Follow this precisely:

Select your product category (Laptop, Desktop, Printer, or Server). Enter your unique serial number or let the HP website automatically detect your hardware using the on-screen prompt. Step 3: Select Your Operating System

(Desktop Mini, Small Form Factor, and Microtower) HP ProDesk 680 G2 (Microtower) HP EliteDesk 800 G2 (Tower, SFF, and Desktop Mini)

Enter your specific HP model number (e.g., HP EliteBook 840 G5). Navigate to the "BIOS" or "Firmware" section. Locate the latest release. Click "Download." Method 2: Microsoft Update Catalog