: Go to HP Software and Driver Downloads, select "Laptop," and enter your serial number.
page. Enter your specific serial number or model (e.g., EliteBook 840 G5) to find the latest "BIOS" or "Firmware" category. Windows Update:
Verify the BaseBoard Product matches the SoftPaq release notes exactly. Antivirus or BitLocker blocking firmware write access.
Once you have downloaded the spXXXXX.exe file from HP, follow these steps:
HP Q78 System Firmware Driver Download: Complete Installation Guide
Despite these bugs, the firmware controls core hardware functions: HP Q78 System Firmware (Chipsets) drivers for Windows