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xaudio2.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: Optimize your audio experience with xaudio2.dll. Enhance game and application sound performance. Essential DLL for Windows audio processing. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:other️ Not detected
Antivirus scan✅ Clean No viruses detected.
Digital signature🟡 Not signedSignature missing. The file may have been modified.
Hash Integrityℹ️ UnverifiedFile Hash protection is missing.
File size9.7 kb.9922 bytes.

Hashes:

MD5: 0268b5ca4593d3c2e56983beecc2ea94
SHA-1: c40b81b3d0b2cf7784b78b96436e2e8c3a144d58
SHA-256: 92ecb2531105fafe3d2582b4ab064c21ac5793fab48a23c2eb1f926b49da11e3
SHA-512: f73028e781206fbf1e6765affba31aeb340a6a20ef059c18b98e324012b72e71b53122c2a06c6a82ae2475999907290a015a47e8ff1ddcc87ea33542ea5faadd

The xaudio2.dll file is a core component of the Microsoft DirectX suite used for managing audio in games and applications. When this error occurs, it usually means the file is missing, corrupted, or your system cannot locate it.

Here is how to fix the error without downloading individual DLL files from third-party websites, which are often unsafe.

Method 1: Run the SFC and DISM Tools

Windows has built-in tools to automatically scan and repair missing or corrupted system files.

  1. Press the Windows Key, type cmd, right-click Command Prompt, and select Run as administrator.
  2. Type sfc /scannow and press Enter. Wait for the scan to finish.
  3. Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
  4. Restart your computer.

Method 2: Update Your Audio Drivers

Corrupted or outdated audio drivers can cause conflict errors with XAudio2.

  1. Right-click the Start Menu and select Device Manager.
  2. Expand the Sound, video and game controllers section.
  3. Right-click your primary audio device (e.g., Realtek High Definition Audio) and select Update driver.
  4. Choose Search automatically for drivers and follow the prompts.

Method 3: Reinstall DirectX via Windows Update

Modern versions of Windows (10 and 11) integrate DirectX directly into the operating system. Updating Windows will automatically restore missing DirectX DLLs.

  1. Press Windows Key + I to open Settings.
  2. Go to Update & Security (Windows 10) or Windows Update (Windows 11).
  3. Click Check for updates.
  4. Install all available updates and restart your PC.

Method 4: Reinstall the Crashing Application

If the error only happens when opening one specific game or program, that application's local files might be corrupted.

  1. Press Windows Key + R, type appwiz.cpl, and press Enter.
  2. Find the problematic program, right-click it, and choose Uninstall.
  3. Reinstall the program from its original official source.

📊 Diagnostics Tool: Verify Your xaudio2.dll File

Worried that the file on your PC has been modified by malware? Drop it into the form below. Our script will verify its file size, cryptographic hash (MD5/SHA-1), and check for a valid Microsoft digital signature.

Other versions:
️ xaudio2.dll 9.29.1962.0 64-bit (x64) | ️ xaudio2.dll 9.23.1350.0 32-bit (x86)
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️xaudio27provider.dll | ️xaudio2_9redist.dll | ️64xaudio2_9redist.dll | ️xaudio2_9.dll.mui