Realtek High Definition Audio Driver

Restart required

Driver Id : XG9G7

Importance : Critical

Version : 10.0.251.5, A84 Latest version Recommended version Latest and Recommended version

Release Date : 15 Oct 2025

Download Type : Driver

Category : Audio

This package contains the Realtek High Definition audio driver. Audio driver is the software that helps your operating system to communicate with audio devices such as internal sound cards, speakers, headsets, and microphones.

Download Files

File Format: Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.

File Name: Realtek-High-Definition-Audio-Driver_XG9G7_WIN64_10.0.251.5_A84_01.EXE

File size: 231.25 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: cb933efae1ea92d1629d99ac6092d791

SHA1: bf589192a206d58fb17b1cbbab96c993c71db434

SHA-256: 651b8f1b6b151db001d44c206f8293dbad2d1932626d5ab9d1dfe44794798820

Download .EXE

Fixes & Enhancements

- Fixed the issue where there is no sound on the system after you install the audio driver through the exe installation.
- Fixed the issue where the mute function is delayed after you press the F4 hotkey. This issue occurs when you connect a USB headset and record audio.

Important Information

- This audio driver requires the MyDell or Dell Optimizer application to be installed to have full functionality.
Select the This Device filter to obtain the correct driver on the Drivers and Downloads page. If you are not on the Drivers and Downloads page, identify your product.
- Audio drivers and applications take no more than 4 minutes to be installed on your system. You can install the updates in the background while using the system.

Supported Operating Systems

Windows 10 IoT Enterprise LTSC 2019

Windows 10 IoT Enterprise LTSC 2021

Windows 11 IoT Enterprise LTSC 2024

Windows 10 CMIT Government Edition

Windows 11 S-Mode

Windows 11

Windows 10, 64-bit

Installation instructions

Dell Update Package Instructions

Note: Your system requires a restart after installing the driver. The restart can be deferred but must be completed to ensure that the update is installed.

Download
1. Click Download File.
2. When the File Download window is displayed, click Save to save the file to your hard drive.

Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read the information in the dialog window.
3. Download and install any prerequisites that are identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.