appthunderboltetw.dll - Analyze and How to Fix Errors

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Architecture:	32-bit (x86)	Compatible with 32 and 64-bit Windows
Creation date	02.10.2019 10:31:10
Antivirus scan	✅ Clean	No viruses detected.
Digital signature	✅ Have signed	File have signature, it is original file.
Hash Integrity	✅ MD5: Verified	File Hash protection is missing.
File size	18 kb.	18480 bytes.

Hashes:

MD5: a5fe990ae1e7e0899aed570913ed9c13 ✅
SHA-1: 1069314d196a672b27b9e6e76accb4c33a6a030e
SHA-256: cdabfd637b3c9c8a4d72e063e4a628f482b503b8864be4e5f47b7cd42b900509
SHA-512: abd684f29f69f49bd9064117118816c24d789c090a1a579a5e8e1ee7792bb69e1420ccadddb4e647324542f1129249b28587044e2fffa73b6181f4cfcebea89f

Digital file signature appthunderboltetw.dll ✅

✅ This file is compatible with 32-bit Windows and can run on ✅ 64-bit Windows (via the WOW64 subsystem).

File Description

appthunderboltetw.dll is a Dynamic Link Library (DLL) file associated with Intel Thunderbolt software or drivers. The "ETW" in the name stands for Event Tracing for Windows, which means this specific file is used for logging, diagnostics, and troubleshooting Thunderbolt hardware connections on your system.

Standard File Location

You will typically find this file located in one of the following directories:

• C:\Windows\System32\
• C:\Windows\SysWOW64\ (on 64-bit systems for 32-bit compatibility)
• Inside specific Intel driver folders within C:\Program Files\Intel\ or C:\ProgramData\Intel\

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How to Fix appthunderboltetw.dll Errors Without Downloading

You should never download individual DLL files from third-party websites, as they often contain malware or outdated code. Instead, use these built-in Windows tools and safe methods to repair the error:

1. Run the System File Checker (SFC)

Windows has a built-in tool that scans for missing or corrupted system files and replaces them automatically from a local cache.

• Type cmd in your Windows search bar.
• Right-click Command Prompt and select Run as administrator.
• Type sfc /scnow and press Enter.
• Wait for the scan to hit 100% and restart your computer.

2. Run the DISM Tool

If the SFC tool cannot fix the file, the Deployment Image Servicing and Management (DISM) tool will repair the system image using your local Windows installation data.

• Open Command Prompt as an administrator again.
• Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
• Let the process finish and restart your PC.

3. Roll Back or Reinstall Thunderbolt Drivers

Since this file belongs to Intel Thunderbolt, resetting the driver will restore the original file.

• Right-click the Start menu and open Device Manager.
• Expand the System devices or Universal Serial Bus controllers section.
• Look for Thunderbolt(TM) Controller.
• Right-click it and choose Properties.
• Go to the Driver tab and click Roll Back Driver (if available).
• If not available, close properties, right-click the controller, click Uninstall device, and restart your PC. Windows will automatically reinstall the driver from its local backup upon reboot.

4. Restore the File from the Recycle Bin

If the error started happening after you accidentally deleted some files, check your Recycle Bin.

• Open the Recycle Bin on your desktop.
• Search for appthunderboltetw.dll.
• If found, right-click it and select Restore.

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To help me give you more specific steps, could you tell me what the exact error message says and when does it pop up (e.g., at Windows startup, or when plugging in a specific device)?

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📊 Diagnostics Tool: Verify Your appthunderboltetw.dll File

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Connected files:
mscoree.dll
└── AppEventSource.Intel-Thunderbolt-App.etwManifest.dll

Similar files:
️file.appthunderboltetw.dll
Intel Corporation