How to Fix Realtek Audio Static Noise Issues in Windows 11

Step 1: Utilize the Audio Troubleshooter

Access the Audio Troubleshooter via the Get Help app. This tool will guide you through a series of questions to identify the audio issue. Answer the prompts accurately based on your situation.

Pro Tip: Ensure all audio devices are connected properly before running the troubleshooter.

Step 2: Perform System Diagnostics

Using the built-in System Information tool, generate a comprehensive health report, which can help pinpoint issues affecting audio performance. Check if your PC manufacturer offers additional software for diagnostics.

Step 3: Uninstall and Reinstall the Realtek Audio Driver

A corrupted or outdated driver can cause static noise. Here’s how to uninstall and reinstall it:

• Open Device Manager.
• Expand Sound, video and game controllers.
• Right-click Realtek(R) Audio driver and select Uninstall device.

After uninstalling, restart your PC to allow Windows to reinstall the driver automatically. Alternatively, use the Scan for hardware changes option from the action menu.

Pro Tip: Download and install the latest driver from the manufacturer’s website if issues continue.

Step 4: Roll Back the Realtek Audio Driver

If the static noise began after a Windows update, consider rolling back the Realtek Audio driver:

• Open Device Manager.
• Expand Sound, video and game controllers.
• Right-click on the audio driver and select Properties.
• In the Driver tab, check if the Roll Back Driver button is available. If it is, click it and follow the prompts.

Step 5: Disable Audio Enhancements

Audio enhancements can sometimes degrade sound quality. Disable them by following these steps:

• Open the Control Panel.
• Search for Sound and click it.
• In the Sound properties, double-click your Speakers to access the Properties.
• Go to the Advanced tab and uncheck Enable audio enhancement.
• Click Apply and OK.

Step 6: Address Electromagnetic Interference

Static noise may stem from electromagnetic interference. Try relocating your device away from potential sources of interference such as power cables and other electronic devices.

Step 7: Update Your BIOS

If none of the previous steps resolved your issue, consider updating your BIOS. Ensure you check your current BIOS version via System Information or Command Prompt. Obtain updates directly from your computer manufacturer’s website.

Step 8: Inspect Your Sound Card

As a last resort, the issue may be hardware-related. Consult a professional to examine your sound card for potential malfunctions.

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