TITLE: HP BIOS and System Firmware (X72)
VERSION: 01.04.02 REV: A PASS: 1
DESCRIPTION:
This package is used to update the supported firmware on HP Business Notebook
systems with a X72 family BIOS. This package is provided for supported computer
systems that are running a supported operating system.
PURPOSE: Critical
SOFTPAQ NUMBER: sp171968
SOFTPAQ FILE NAME: sp171968.exe
SOFTPAQ MD5: D469AABCE62556D5267E3684B35223F4
SUPERSEDES: sp168802
EFFECTIVE DATE: April 02, 2026
CATEGORY: BIOS - System Firmware
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ProBook 4 G1i 14 inch Notebook AI PC
HP ProBook 4 G1i 16 inch Notebook AI PC

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

LANGUAGE(S): Global

ENHANCEMENTS:
- Updates Realtek Power Delivery Firmware.
- Adds UEFI CA 2023 certificates to KEKDefault and DBDefault.
- Adds support for DIRID 13.
- Adds Remote Unlock BIOS capability for Wolf Protect and Trace.
- Provides an easier way to reset Smart Charging in HP applications to improve
the user experience.
- Changes the G3 (fully powered off) reset time to 18 secs.
- Disables Wake on Voice on systems marketed in Mainland China.
- Provides support for a new clickpad model.
- Provides support for Longsys 16 GB memory.
- Provides support for Techwinsemi (TWSC) SSD.
- Improves system stability following a BIOS update.

- Includes the following firmware:
Camera Firmware, version 24.42.0.0
ClickPad Firmware, version 24.50.0.0 (ELAN) / 24.50.0.0 (Synaptics)
Fingerprint Reader Firmware, version 25.32.0.0 (ELAN) / 24.47.0.0 (Synaptics)
Embedded Controller (EC) Firmware, version 56.25.00
Graphics Output Protocol (GOP) Firmware, version 22.0.1064
Management Engine Firmware, version 18.1.18.2724
USB Type-C Power Delivery (PD) Firmware, version 4.1.0 (TI) / 2.8.0 (Realtek)
Silicon Initialization Code, version 0D.00.F6.50
Touch Screen Firmware, version 25.47.00.00 (ELAN) / 25.44.00.00 (G2)
FIXES:
- General bug fixes.
- Fixes an issue that occurs on a system using Aruba Networking access points
that causes the system to become unresponsive.
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) 2026 HP Development Company, L.P.