TITLE: Nuvoton Trusted Platform Module (TPM) Firmware
VERSION: 7.2.5.1 REV: A PASS: 1
DESCRIPTION:
This package provides an update for the Nuvoton Trusted Platform Module (TPM)
firmware on supported computer models running a supported operating system.
PURPOSE: Critical
SOFTPAQ NUMBER: sp174106
SOFTPAQ FILE NAME: sp174106.exe
SOFTPAQ MD5: E3F3EFB6F12384B719DD47209EE7505E
SUPERSEDES: sp157613
EFFECTIVE DATE: September 30, 2026
CATEGORY: Software-Security
SSM SUPPORTED: No

PRODUCT TYPE(S):
Desktops;Notebooks;Thin Clients;Workstations
HARDWARE PRODUCT MODEL(S):
HP EliteBook 8 G1i 16 inch Notebook AI PC
HP ProBook 445 14 inch G9 Notebook PC
HP EliteBook 8 G1a 16 inch Notebook Next Gen AI PC
HP ZBook 8 G1as 14 inch Mobile Workstation PC
HP ProDesk 4 SFF G1i Desktop AI PC
HP ZBook 8 G1ah 14 inch Mobile Workstation PC
HP ZBook Power 16 inch G11 A Mobile Workstation PC
HP EliteBook 8 Flip G1i 13 inch Notebook AI PC
HP ZBook 8 G2i 14 inch Mobile Workstation PC
HP ProDesk 4 Tower G1i Desktop AI PC
HP EliteBook 840 14 inch G10 Notebook PC
HP ProBook 4 G1i 14 inch Notebook AI PC
HP EliteBook 835 13 inch G11 Notebook PC
HP EliteBook X Flip G1i 14 inch Notebook Next Gen AI PC
HP ZBook Studio 16 inch G11 Mobile Workstation PC
HP ProBook 445 14 inch G10 Notebook PC
HP ProBook 455 15.6 inch G9 Notebook PC
HP EliteBook 8 G1a 13 inch Notebook AI PC
HP Elite x360 830 13 inch G11 2-in-1 Notebook PC
HP EliteBook X Flip G2i 14 inch Notebook Next Gen AI PC
HP EliteBook 645 14 inch G10 Notebook PC
HP EliteBook 6 G1a 14 inch Notebook Next Gen AI PC
HP ZBook Firefly 14 inch G11 A Mobile Workstation PC
HP ProBook Fortis 14 inch G9 Notebook PC
HP EliteBook 8 G1a 14 inch Notebook AI PC
HP EliteBook 8 G2a 14 inch Notebook Next Gen AI PC
HP ZBook Ultra G1a 14 inch Mobile
HP ZHAN 66 Pro 14 inch G5 Notebook PC
HP EliteBook 8 G2i 14 inch Notebook Next Gen AI PC
HP ZBook Power 16 inch G11 Mobile Workstation PC
HP EliteBook 8 G2i 16 inch Notebook Next Gen AI PC
HP EliteBook 6 14 G2i Notebook Next Gen AI PC
HP EliteBook 640 14 inch G10 Notebook PC
HP EliteBook 8 G1i 16 inch Notebook Next Gen AI PC
HP ZBook 8 G2a 16 inch Mobile Workstation PC
HP EliteBook 6 16 G2i Notebook Next Gen AI PC
HP EliteBook 835 13 inch G10 Notebook PC
HP ProBook 4 G2iR 14 inch Notebook Next Gen AI PC
HP EliteBook 8 G2a 16 inch Notebook Next Gen AI PC
HP Pro x360 435 13.3 inch G9 Notebook
HP EliteBook 845 14 inch G11 Notebook PC
HP EliteBook 6 G1i 16 inch Notebook AI PC
HP EliteBook 845 14 inch G10 Notebook PC
HP Elite x360 1040 14 inch G11 2-in-1 Notebook PC
HP ProBook 4 G1i 16 inch Notebook AI PC
HP EliteBook 6 G1i 14 inch Notebook AI PC
HP Elite x360 1040 14 inch G10 2-in-1 Notebook PC
HP EliteBook 8 G2i 13 inch Notebook Next Gen AI PC
HP ZBook Ultra 16 G3a Mobile Workstation
HP EliteBook 1040 14 inch G10 Notebook PC
HP EliteBook X G1a 14 inch Notebook Next Gen AI
HP ZBook 8 G1i 14 inch Mobile Workstation PC
HP EliteBook 6 G2iR 14 inch Notebook Next Gen AI PC
HP EliteBook 650 15.6 inch G10 Notebook PC
HP EliteBook 8 G1i 13 inch Notebook AI PC
HP EliteBook 1040 14 inch G11 Notebook PC
HP EliteBook 6 G1i 13 inch Notebook AI PC
HP Elite x360 830 13 inch G10 2-in-1 Notebook PC
HP ProBook 440 14 inch G11 Notebook PC
HP EliteBook 655 15.6 inch G10 Notebook PC
HP EliteBook 830 13 inch G11 Notebook PC
HP EliteBook X G1i 14 inch Notebook Next Gen AI PC
HP ProBook 4 G1iR 14 inch Notebook PC
HP ZBook 8 G2i 16 inch Mobile Workstation PC
HP Limited Edition Scuderia Ferrari Notebook Next Gen AI PC
HP Fortis Flip G1i 11 inch
HP ZBook 8 G1i 16 inch Mobile Workstation PC
HP EliteBook 8 G1a 13 inch Notebook Next Gen AI PC
HP EliteBook 6 G1ah 14 inch Notebook PC
HP ZBook Firefly 14 inch G11 Mobile Workstation PC
HP ZBook Firefly 14 inch G10 A Mobile Workstation PC
HP EliteBook 6 G1ah 16 inch Notebook PC
HP EliteBook 8 G1a 16 inch Notebook AI PC
HP EliteBook 6 G2i 16 inch Notebook AI PC
HP ZBook Fury G1i 16 inch Mobile Workstation PC
HP EliteBook 8 G1i 14 inch Notebook Next Gen AI PC
HP EliteBook 6 G2i 14 inch Notebook AI PC
HP EliteBook 860 16 inch G11 Notebook PC
HP EliteBook 8 G1a 14 inch Notebook Next Gen AI PC
HP EliteBook 6 G1iR 16 inch Notebook PC
HP Pro x360 Fortis 11 inch G10 Notebook PC
HP ZBook Firefly 14 inch G10 Mobile Workstation PC
HP EliteBook X G2i 14 inch Notebook Next Gen AI
HP ProBook 4 G1ah 16 inch Notebook PC
HP ZBook 8 G2a 14 inch Mobile Workstation PC
HP ProBook 4 G1a 14 inch Notebook AI PC
HP ZBook Power 15.6 inch G10 A Mobile Workstation PC
HP ProBook 4 G1iR 16 inch Notebook PC
HP ProBook 445 14 inch G11 Notebook PC
HP ProDesk 4 Tower G1i E Desktop AI PC
HP ZBook Firefly 16 inch G10 Mobile Workstation PC
HP ProBook 465 16 inch G11 Notebook PC
HP ZBook Fury G1i 18 inch Mobile Workstation PC
HP EliteBook 860 16 inch G10 Notebook PC
HP EliteBook 8 G2iW 14 inch Notebook AI PC
HP EliteBook 6 G1a 16 inch Notebook AI PC
HP EliteBook 8 Flip G2i 13 inch Notebook Next Gen AI PC
HP ZBook X G2i 16 inch Mobile Workstation PC
HP EliteBook 865 16 inch G11 Notebook PC
HP ZBook Firefly 16 inch G11 Mobile Workstation PC
HP ZBook 8 G1ak 14 inch Mobile Workstation PC
HP ZBook Fury 16 G11 Mobile Workstation PC
HP ProBook 4 G2ah 14 inch Notebook PC
HP Pro x360 Fortis 11 inch G11 Notebook PC
HP ProBook 430 G8 Notebook PC
HP ProBook 4 G1a 16 inch Notebook AI PC
HP EliteBook 830 13 inch G10 Notebook PC
HP ZBook Power 15.6 inch G10 Mobile Workstation PC
HP EliteBook 630 13.3 inch G10 Notebook PC
HP EliteBook X G2a 14 inch Notebook Next Gen AI
HP EliteBook 8 G1i 14 inch Notebook AI PC
HP EliteBook 865 16 inch G10 Notebook PC
HP ProBook Fortis 14 inch G10 Notebook PC
HP EliteBook 840 14 inch G11 Notebook PC

OPERATING SYSTEM(S):
Microsoft Windows 11
Microsoft Windows 11 IoT (64-bit)

LANGUAGE(S): Global

ENHANCEMENTS:
- Addresses security vulnerabilities CVE-2026-6726 and CVE-2026-6727.

CVE NUMBERS:
CVE-2026-6726
CVE-2026-6727

PREREQUISITES: NONE
HOW TO USE:
1. Download the file and save it to a folder on your local drive (make a note of
the folder where the downloaded file is saved). The default directory location
is C:\SWSETUP\SP174106.

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

NOTES:
- BitLocker is suspended during the installation of this package. HP recommends
rebooting the PC in a timely manner to automatically re-enable BitLocker.
- TPM firmware cannot be downgraded after this package has been installed.

Copyright (c) 2026 HP Development Company, L.P.