nvidia high definition audio driver - (R) nForce(TM) MCP Audio Processing Unit (Dolby(R)

Looking for the right nvidia high definition audio driver to restore HDMI or DisplayPort sound quickly? You’re in the right place. Below you’ll find a clean download for the (R) nForce(TM) MCP Audio Processing Unit (Dolby(R) package, simple install instructions, and tips to fix common audio issues so you can get sound working again with minimal hassle.

Download - (R) nForce(TM) MCP Audio Processing Unit (Dolby(R) nvidia high definition audio driver

Driver model: (R) nForce(TM) MCP Audio Processing Unit (Dolby(R)

Device type: Sound Cards

Supported OS: Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP

Version: 1.3.26.4

File name: driver16567.zip

Date added: 2005-04-12

Click on the download link to get the file safely from our servers.

How to install

Troubleshooting common issues

• No HDMI/DP sound device: Right‑click the speaker icon → Sound settings → More sound settings → Playback tab. Right‑click and enable Show Disabled Devices, then set your TV/monitor as Default.
• Device not listed: Check your cable and GPU port, update your NVIDIA display driver, then reinstall the nvidia high definition audio driver.
• Windows replaced the driver: Disable automatic driver updates temporarily, reinstall, then reboot.
• Install fails or code errors: Uninstall NVIDIA Audio from Device Manager, reboot, then install again. If needed, run a clean graphics driver install using NVIDIA’s installer and include HD Audio.
• Conflicts with Realtek: Keep Realtek for speakers and set NVIDIA High Definition Audio as the default only when using HDMI/DP output.
• Verification: Press Win+R → devmgmt.msc → Sound, video and game controllers → NVIDIA High Definition Audio → Driver tab. Confirm version matches 1.3.26.4.

FAQ

What does the nvidia high definition audio driver do?

It enables digital audio over HDMI and DisplayPort from your NVIDIA GPU to your TV, monitor, or AV receiver.

Do I need this if I use motherboard speakers or analog audio?

If you only use analog outputs, you can rely on your onboard audio driver. You need this driver when sending sound over HDMI/DP from the GPU.

Is this driver compatible with my system?

Yes, it supports Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP for the Sound Cards category via NVIDIA GPUs.

How can I confirm the installed version?

Open Device Manager → NVIDIA High Definition Audio → Driver tab and check that it shows 1.3.26.4.

Will this affect Realtek or other audio devices?

It installs alongside them. Choose the correct default playback device depending on whether you want audio from speakers or HDMI/DP.

Why download from driverfiles.net?

We provide curated, malware‑scanned packages with clear versioning and simple install guidance. Each listing includes transparent details like model (R) nForce(TM) MCP Audio Processing Unit (Dolby(R), device type Sound Cards, supported platforms Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP, and the exact version 1.3.26.4. Your nvidia high definition audio driver is hosted on reliable servers for fast, safe access.

Download with confidence, install in minutes, and get your HDMI/DP audio working as expected.