What is Werfault.exe and How to Fix it on Windows 10

What is Werfault.exe and How to Fix it on Windows 10?

If you’re a Windows 10 user, you might have come across a process named “Werfault.exe” at some point. While the name might sound unusual, it’s actually an important part of the Windows operating system. In this article, we’ll dive into what Werfault.exe is, its purpose, and how to fix any issues related to it.

Werfault.exe, short for Windows Error Reporting, is a system process in Windows 10 that is responsible for collecting and sending error reports to Microsoft. Whenever an application crashes or encounters a critical error, Werfault.exe is triggered to gather information about the error, such as the application’s name, version, and the circumstances that led to the crash.

Purpose of Werfault.exe

The primary purpose of Werfault.exe is to improve the overall stability and performance of the Windows operating system. By collecting data on application errors and crashes, Microsoft can analyze the root causes and develop solutions to prevent these issues from occurring in the future. This data-driven approach helps Microsoft identify and rectify common problems that users might face.

Common Issues Caused by Werfault.exe

Common Issues Caused by Werfault.exe

While Werfault.exe itself is not harmful, it can sometimes cause high CPU or memory usage. This might lead users to believe that there’s an issue with the process. In reality, the process is only active when an application error occurs. High resource usage is usually a symptom of another underlying problem.

Methods to Fix Werfault.exe Errors

Disabling Windows Error Reporting

If you find that Werfault.exe is consuming more resources than usual, you can choose to disable Windows Error Reporting. However, keep in mind that doing so will prevent error reports from being sent to Microsoft for analysis. To disable it:

  • Press Win + X and select System.
  • Click on Advanced system settings on the left panel.
  • Under the Advanced tab, click on Error reporting.
  • Select Disable error reporting and click OK.

Running System File Checker (SFC) Scan

Sometimes, corrupt system files can lead to Werfault.exe errors. Running an SFC scan can help fix these files:

  • Open Command Prompt as an administrator.
  • Type sfc /scannow and press Enter.
  • Wait for the scan to complete and follow any on-screen instructions.

Updating Drivers

Outdated or incompatible drivers can also cause errors related to Werfault.exe. Make sure to keep your drivers updated:

  • Right-click on the Start button and select Device Manager.
  • Right-click on a device and choose Update driver.

Performing a Clean Boot

Sometimes, third-party applications can interfere with system processes. Performing a clean boot can help identify the issue:

  • Press Win + R, type msconfig, and press Enter.
  • Under the Services tab, check Hide all Microsoft services, then click Disable all.
  • Under the Startup tab, click Open Task Manager.
  • Disable startup applications one by one and restart your computer.

Checking for Malware

Malware infections can also cause system errors. Run a full system scan using Windows Defender or a third-party antivirus program to ensure your system is clean.

Preventing Future Werfault.exe Errors

Preventing Future Werfault.exe Errors

To minimize the occurrence of Werfault.exe errors, follow these practices:

  • Keep your operating system and software updated.
  • Regularly scan your system for malware.
  • Ensure your drivers are up to date.
  • Avoid downloading and installing software from untrusted sources.


Q1: What should I do if Werfault.exe keeps popping up with errors? 

A: If you repeatedly encounter Werfault.exe errors, try the solutions mentioned in this article, such as updating drivers, running SFC scans, and checking for malware.

Q2: Can I delete the Werfault.exe file from my system? 

A: No, you should not delete the Werfault.exe file. It is a core part of Windows Error Reporting and deleting it may lead to system instability.

Q3: Does disabling Windows Error Reporting affect other error notifications? 

A: Disabling Windows Error Reporting will prevent error reports from being sent to Microsoft. However, other error notifications will still be displayed on your system.

Q4: Is Werfault.exe a virus? 

A: No, Werfault.exe is not a virus. It is a legitimate system process responsible for error reporting.

Q5: How often does Werfault.exe activate? 

A: Werfault.exe is activated only when an application encounters an error or crashes. It is not active all the time.


In conclusion, Werfault.exe plays a crucial role in Windows 10’s error reporting and diagnostic system. While it might seem concerning when it consumes resources, understanding its purpose and the potential underlying issues can help you manage and resolve any problems effectively. By following the troubleshooting steps outlined in this article, you can address Werfault.exe errors and enhance your system’s stability.

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