TITLE: Realtek HD Audio Driver
VERSION: 13.9386.4880.102 REV: Q PASS: 51DESCRIPTION:
This package contains the driver that enables the Realtek High-Definition (HD)
Audio in supported computer models using a supported operating system.
PURPOSE: Routine
SOFTPAQ NUMBER: sp142821
SOFTPAQ FILE NAME: sp142821.exe
SOFTPAQ MD5: 707e83c7118162c1a958b7f2befe2411
SUPERSEDES: SP140423EFFECTIVE DATE: September 26, 2022
CATEGORY: Driver-Audio
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP ZBook 17 G6 Mobile Workstation
HP ProBook x360 11 G3 Education Edition
HP ProBook x360 11 G4 Education Edition
HP EliteBook x360 1030 G4 Notebook PC
HP EliteBook x360 1040 G6 Notebook PC
HP EliteBook 830 G6 Notebook PC
HP EliteBook 836 G6 Notebook PC
HP ProBook 640 G5 Notebook PC
HP ProBook 650 G5 Notebook PC
HP EliteBook 840 G6 Notebook PC
HP EliteBook 846 G6 Notebook PC
HP EliteBook 850 G6 Notebook PC
HP ZBook 14u G6 Mobile Workstation
HP ZBook 15u G6 Mobile Workstation
HP Elite Dragonfly Notebook PC
HP EliteBook 840 G6 Healthcare Edition Notebook PC
HP EliteBook 846 G6 Healthcare Edition Notebook PC
HP EliteBook 735 G6 Notebook PC
HP Elite x2 G4 Tablet
HP EliteBook x360 830 G6 Notebook PC
HP ProBook 445R G6 Notebook PC
HP ProBook 455R G6 Notebook PC
HP ProBook 445 G6 Notebook PC
HP ProBook 455 G6 Notebook PC
HP ProBook 440 G6 Notebook PC
HP ProBook 430 G6 Notebook PC
HP ZHAN 66 Pro 13 G2 Notebook PC
HP ZHAN 66 Pro 14 G2 Notebook PC
HP ZHAN 66 Pro 15 G2 Notebook PC
HP ProBook 450 G6 Notebook PC
HP ZHAN X 13 G2 Notebook PC
HP EliteBook 745 G6 Notebook PC
HP ZBook 15 G6 Mobile Workstation

OPERATING SYSTEM(S):
Microsoft Windows 11 version 22H2 (64-bit)
Microsoft Windows 11 version 21H2 (64-bit)
Microsoft Windows 10 version 22H2 (64-bit)
Microsoft Windows 10 version 21H2 (64-bit)
Microsoft Windows 10 version 21H1 (64-bit)
Microsoft Windows 10 version 20H2 (64-bit)
Microsoft Windows 10 version 2004 (64-bit)
Microsoft Windows 10 version 1909 (64-bit)

LANGUAGE(S): Global

DEVICES SUPPORTED:
Intel Smart Sound Technology (Intel SST) Audio Controller
Realtek High Definition Audio
Realtek ISST Audio

ENHANCEMENTS:
- Provides the updated driver.
FIXES:
- Fixes an issue which causes the system to become sluggish or stop functioning
(hang) and Task Manager to show memory usage of up to 99%.
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) 2022 HP Development Company, L.P.