TITLE: Realtek HD Audio Driver
VERSION: 25.9788.38.26 REV: D PASS: 5
DESCRIPTION:
This package contains the driver that enables the Realtek High-Definition (HD)
Audio in supported computer models that are running a supported operating
system.
PURPOSE: Routine
SOFTPAQ NUMBER: sp156933
SOFTPAQ FILE NAME: sp156933.exe
SOFTPAQ MD5: DC0F6C89DA0AA4AE78A4FBC24E4A3E4E
SUPERSEDES: sp156705
EFFECTIVE DATE: February 06, 2025
CATEGORY: Driver-Audio
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ZBook Ultra G1a 14 inch Mobile

OPERATING SYSTEM(S):
Microsoft Windows 11 version 23H2 (64-bit)
Microsoft Windows 11 version 24H2 (64-bit)

LANGUAGE(S): Global

ENHANCEMENTS:
- Includes the following drivers:
Cirrus Base Driver, version 06/02/2024,21.51.46.157
Cirrus Extension Driver, version 11/18/2024,18.52.57.967
AMD Audio Coprocessor Driver 11/26/2024,7.0.0.38
Realtek Audio Driver, version 6.0.9788.1
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.