TITLE: HP BIOS and System Firmware (T70/T85/T87/T88/T89/T99)
VERSION: 01.20.00 REV: A PASS: 1
DESCRIPTION:
This package creates files that contain an image of the System BIOS (ROM) for
the supported notebook models with a T70/T85/T87/T88/T89/T99 Family ROM.

PURPOSE: Critical
SOFTPAQ NUMBER: sp156918
SOFTPAQ FILE NAME: sp156918.exe
SOFTPAQ MD5: AE84CCCE8E252B8BBF4455273090BB8B
SUPERSEDES: sp156025
EFFECTIVE DATE: February 11, 2025
CATEGORY: BIOS - System Firmware
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ProBook 440 G8 Notebook PC
HP ProBook 450 G8 Notebook PC
HP ProBook 430 G8 Notebook PC

OPERATING SYSTEM(S):
Microsoft Windows 10 All Editions (64-bit)
Microsoft Windows 11

LANGUAGE(S): Global

ENHANCEMENTS:
- Addresses security vulnerabilities CVE-2021-39301, CVE-2024-26021,
CVE-2024-28956, and CVE-2024-30211.

- Includes the following drivers and firmware:
Cypress Power Delivery (PD) Firmware (CCG6), version 2.9.0
Realtek Power Delivery (PD) Firmware, version 5.3
Embedded Controller (EC) Firmware, version 33.2C.00 (Cypress), 54.26.00
(Realtek)
Intel GOP EFI Driver, version 17.0.1053 (Enabled HPD)
Management Engine (ME) Firmware (Corporate), version 15.0.50.2633
PXE UEFI Driver, version 2.052
PREREQUISITES: NONE
HOW TO USE:
1. Download the file by clicking the Download or Obtain Software button and
saving the file to a folder on your hard drive (make a note of the folder where
the downloaded file is saved).

2. Double-click the downloaded file and follow the on-screen instructions.

Copyright (c) 2025 HP Development Company, L.P.