TITLE: HP BIOS and System Firmware (U70/U71/U76)
VERSION: 01.15.00 REV: A PASS: 1
DESCRIPTION:
This package is used to update the supported firmware on HP Business Notebook
systems with a U70, U71, or U76 family BIOS. This package is provided for
supported computer systems that are running a supported operating system.

PURPOSE: Critical
SOFTPAQ NUMBER: sp158071
SOFTPAQ FILE NAME: sp158071.exe
SOFTPAQ MD5: C017FFA04621F9420FD53A8A0F62CC75
SUPERSEDES: sp156838
EFFECTIVE DATE: April 30, 2025
CATEGORY: BIOS - System Firmware
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ZBook Firefly 14 inchG9 Mobile Workstation PC
HP EliteBook 860 16 inch G9 Notebook PC
HP Elite x360 1040 14 inch G9 Notebook PC
HP Elite x360 830 13 inch G9 Notebook PC
HP EliteBook 1040 14 inch G9 Notebook PC
HP ZBook Firefly 16 inchG9 Mobile Workstation PC
HP EliteBook 840 14 inch G9 Notebook PC
HP EliteBook 830 13 inch G9 Notebook PC

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

LANGUAGE(S): Global

ENHANCEMENTS:
- Addresses security vulnerabilities CVE-2023-48267, CVE-2023-48366,
CVE-2023-49603, CVE-2023-49615, CVE-2023-49618, and CVE-2024-36262.
- Improves battery health protection and reporting accuracy.

- Provides the following firmware and drivers:
EC/SIO Firmware (U70 systems), version 02.76.00
EC/SIO Firmware (U71 systems), version 20.76.00
EC/SIO Firmware (U76 systems), version 24.76.00
Intel GOP EFI Driver, version v21.1.6.A.1
Management Engine (ME) Firmware, version 16.1.35.2557
Cypress Power Delivery (PD) Firmware (U70 systems), version 2.6.0
Realtek Power Delivery (PD) Firmware (U71 systems), version 8.8.0
Texas Instruments TPS65994 Power Delivery Firmware (U76 systems), version 4.3.0
PXE UEFI Driver, version 2.057
FIXES:
- General bug fixes.
- Fixes an issue where BitLocker does not function properly after a BIOS update
is run.
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.