TITLE: Realtek High-Definition (HD) Audio Driver
VERSION: 10.0.423.1 REV: B PASS: 12
DESCRIPTION:
This package provides the Realtek High-Definition Audio Driver. Audio drivers
allow the operating system to communicate with audio devices, such as speakers,
microphones, and headphones.
PURPOSE: Routine
SOFTPAQ NUMBER: sp174571
SOFTPAQ FILE NAME: sp174571.exe
SOFTPAQ MD5: 410AE1DE82293594132F84CBD119399E
SUPERSEDES: None
EFFECTIVE DATE: September 04, 2026
CATEGORY: Driver-Audio
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ProBook 4 G2iS 14 inch Notebook AI
HP OmniBook X 14 inch Laptop AI

OPERATING SYSTEM(S):
Microsoft Windows 11 version 25H2 (64-bit)

LANGUAGE(S): Global

DEVICES SUPPORTED:
PCI\VEN_8086&DEV_4D28&SUBSYS_8FCB103C="Intel Smart Sound Technology Bus"
PCI\VEN_8086&DEV_4D28&SUBSYS_8FCC103C="Intel Smart Sound Technology Bus"
PCI\VEN_8086&DEV_4D28&SUBSYS_9045103C="Intel Smart Sound Technology Bus"

ENHANCEMENTS:
- Provides the initial driver.

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.