High Definition Audio Driver
Version 26.64.979 • Released March 5, 2025
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About This Driver
The High Definition Audio driver version 26.64.979 is the official software released by Realtek for Windows 8.1 (64-bit) systems. This driver package ensures optimal performance and full functionality of your High Definition Audio hardware.
Installing the latest driver resolves common issues including device not recognized errors, performance degradation, and compatibility problems with recent Windows updates. This version includes critical security patches and performance optimizations recommended by Realtek.
Technical Specifications
| Device Name | High Definition Audio |
| Manufacturer | Realtek |
| Version | 26.64.979 |
| Release Date | March 5, 2025 |
| Operating System | Windows 8.1 (64-bit) |
| File Size | 154 MB |
| Hardware ID | PCI\VEN_10EC&DEV_56C8 |
Installation Instructions
Click the "Download Now" button on this page to download the High Definition Audio driver package to your computer.
Locate the downloaded file and double-click to run the installer. Follow the on-screen instructions to complete the installation.
After installation completes, restart your computer to apply the changes. Your High Definition Audio should now work correctly.
Frequently Asked Questions
Download the driver file from this page, run the installer, and follow the on-screen instructions. Restart your computer after installation completes for the changes to take effect.
Yes, this driver has been scanned by 50+ antivirus engines and verified as 100% clean and safe. We only provide official drivers from verified sources.
This version includes performance improvements, bug fixes, and enhanced compatibility with Windows 8.1. It resolves common issues like device not recognized errors and connection problems.