Troubleshooting KB5033371 Update Installation Issues

The KB5033371 update is a crucial security update for Windows 10 systems, but many users have reported installation issues, which result in an error message stating ‘Failure to configure Windows updates. Reverting Changes. Do not turn off your computer.’ This article aims to provide a comprehensive guide for troubleshooting and resolving these installation issues, ensuring that your system remains secure and up to date.

Key Takeaways

  • Understanding the specific error message and the circumstances under which KB5033371 fails is the first step in troubleshooting.
  • Before attempting the update installation, verify system compatibility, create a system restore point, and check current update status.
  • Utilize the Windows Update Troubleshooter, perform a clean boot, and check for conflicting software as initial troubleshooting steps.
  • For persistent issues, advanced tools like DISM (Deployment Image Servicing and Management) and SFC (System File Checker) can help resolve installation problems.
  • After a successful update, monitor system performance, schedule regular backups, and stay informed on future updates to maintain system integrity.

Understanding the KB5033371 Update Failure

Identifying the Error Message

When troubleshooting windows update KB5033371, one of the first steps is to identify the error message that appears during the failed installation. A common error users may encounter is: “Failure to configure Windows updates. Reverting Changes. Do not turn off your computer,” which indicates that the update process was unsuccessful and the changes are being undone.

It’s crucial to note the specific error message as it provides insight into the nature of the problem and guides the subsequent troubleshooting steps.

If the update shows as Failed in the Update History, it’s a clear sign that the installation did not go as planned. This failure can occur under various circumstances, such as installing the update on an unsupported edition or lacking a necessary ESU MAK add-on key. To assist users, a list of common error messages and their meanings can be helpful:

  • “Failure to configure Windows updates. Reverting Changes.”
  • KB5033371 update shows as Failed in Update History.
  • Error during the update process on unsupported editions.

Understanding these messages is essential for effectively addressing the issue and ensuring a successful installation of the KB5033371 update.

Reasons Behind the Update Reversion

When attempting to install the KB5033371 update, users may encounter a message stating, “Reverting Changes. Do not turn off your computer.” This message indicates that the update process has failed and the system is undoing the changes made. There are several reasons why this might occur:

  • The device is running an edition that is not supported for Extended Security Updates (ESU).
  • The absence of an ESU Multiple Activation Key (MAK) add-on key that is installed and activated.
  • Failure to apply all prerequisite updates before attempting the KB5033371 installation.

It is crucial to ensure that your system meets all the requirements for the update, including having the correct edition and all necessary keys and updates in place.

If you have verified that your system meets the requirements and you are still experiencing issues, it may be due to corrupted system files or outdated drivers. In such cases, further troubleshooting steps are necessary to resolve the problem.

Editions Affected by the Update Issue

The KB5033371 update failure is often accompanied by the message, “Reverting Changes. Do not turn off your computer.” This indicates that the update process has encountered a problem and is undoing the changes made. The issue primarily affects editions that are not eligible for Extended Security Updates (ESU).

Supported editions for the KB5033371 update are outlined in KB4497181. If your system is running an unsupported edition, the update will not proceed. It is crucial to ensure that your system’s edition is eligible for the update before attempting installation.

If you have an ESU key and are experiencing issues, it is important to verify that all prerequisites have been met and that your ESU MAK add-on key is installed and activated.

For users with eligible editions who are still facing installation failures, further troubleshooting steps are necessary to resolve the underlying issues.

Preparatory Steps Before Installing KB5033371

Ensuring System Compatibility

Before attempting to install the KB5033371 update, it is crucial to verify that your system meets the necessary requirements. Ensure that your operating system version is compatible with the update to avoid installation failures. For instance, the KB5033371 update is designed for Windows 10 Version 1809 and should not be applied to incompatible versions.

To confirm compatibility, check the update history for your system. The KB5033371 update requires the prior installation of the August 10, 2021 SSU (KB5005112) before the LCU can be installed. If this SSU is not present, the update process may not proceed as expected.

It is also important to review the update details and prerequisites, such as the required locale and deployment classifications. This information can help you understand the update’s applicability to your system and any additional steps that may be necessary before installation.

Creating a System Restore Point

Before attempting to install the KB5033371 update, it is crucial to create a System Restore Point. This ensures that you can revert your system back to a previous state if the update process encounters issues. Creating a restore point is a safeguard that allows for a straightforward rollback, without affecting personal files.

To create a System Restore Point, follow these steps:

  1. Search for ‘Create a restore point’ in the Windows search bar and open the System Properties dialog.
  2. Under the System Protection tab, select your system drive and click on ‘Configure’.
  3. Ensure that ‘Turn on system protection’ is selected, then click ‘Create’.
  4. Name the restore point with a reference to the update, such as ‘Pre-KB5033371’, and click ‘Create’ again.

Remember, while a System Restore Point can protect system files and settings, it does not replace the need for a full data backup. Always ensure that your important data is backed up before proceeding with system changes.

Verifying the Current System Update Status

Before attempting to install the KB5033371 update, it is crucial to verify the current update status of your system. This ensures that your system is ready for the new update and can help prevent potential conflicts. To check your system’s update status, follow these steps:

  1. Open the Settings app by pressing the Windows key + I.
  2. Navigate to ‘Update & Security’ and select ‘Windows Update’.
  3. Click on ‘View your update history’ to see a list of updates that have been installed or attempted on your system.

By reviewing the update history, you can determine if there are any pending updates or if previous updates have failed, which might affect the installation of KB5033371. If you notice any failed updates, it’s advisable to resolve those issues before proceeding.

It is also beneficial to ensure that there are no interrupted updates, as these can cause issues with new installations. A clean update history can lead to a smoother update process.

Step-by-Step Troubleshooting Guide

Running the Windows Update Troubleshooter

The Windows Update Troubleshooter is a handy tool that can automatically detect and attempt to fix problems with Windows Update. To initiate the troubleshooter, follow these steps:

  1. Press the Windows + I keys to open the Settings app.
  2. Navigate to Update & Security, then select Troubleshoot.
  3. Find and click on ‘Windows Update’.
  4. Click ‘Run the Troubleshooter’ to start the diagnostic process.

Wait for the troubleshooter to complete its scan, and then restart your computer. This can resolve issues that are blocking the update process, such as corrupted update files or conflicting services. After restarting, check for updates again to see if the problem has been resolved.

It’s important to ensure that your system is not hindered by common obstacles such as insufficient disk space or network issues. Clearing the Software Distribution folder can also be a helpful step in resolving update errors.

Performing a Clean Boot and Update Reinstallation

To address the KB5033371 update installation issues, a clean boot can be an effective method. This process starts Windows with a minimal set of drivers and startup programs, which can help eliminate software conflicts that occur when installing the update. Performing a clean boot requires you to disable all non-Microsoft services and startup programs.

  • Open the System Configuration tool by typing msconfig in the Run dialog (Win + R).
  • Navigate to the Services tab, check the ‘Hide all Microsoft services’ box, and then click ‘Disable all’.
  • Switch to the Startup tab and open Task Manager. Here, disable all listed startup items.
  • After completing these steps, restart your computer and attempt to install the update again.

If the update still fails, it’s important to verify the integrity of system files. Running the System File Checker (SFC) and Deployment Image Service and Management Tool (DISM) can repair potential corruptions, ensuring a stable environment for the update. After running these tools, restart your computer and try updating once more.

Remember, after the update is successfully installed, re-enable the services and startup programs to return your computer to its normal state.

Checking for Conflicting Software

When installing the KB5033371 update, it’s crucial to ensure that no third-party software is causing conflicts. Third-party antivirus or firewall programs are common culprits that can interfere with the update process. To prevent such issues, consider temporarily disabling any security software before proceeding with the update.

  • Manually download and install updates from the Microsoft Update Catalog to bypass errors during the Windows update process. Follow steps to find, download, and install specific updates.

In some cases, third-party apps might cause errors that prevent the update from installing correctly. This is particularly true for UI customization apps like ExplorerPatcher and StartAllBack, which may use unsupported methods that lead to conflicts. If you encounter persistent issues, clearing the Software Distribution folder can help by removing corrupted or incomplete update files.

Advanced Solutions for Persistent Installation Issues

Utilizing DISM and SFC Tools

When facing persistent update installation issues, the Deployment Image Servicing and Management (DISM) and System File Checker (SFC) tools can be invaluable. Running these tools helps repair the Windows system image and fix file corruption, ensuring a stable platform for updates like KB5033371.

To utilize these tools effectively, follow these steps:

  1. Open Command Prompt as an administrator.
  2. Type sfc /scannow to scan for and repair corrupted system files.
  3. After SFC completes, run dism /online /cleanup-image /restorehealth to repair the Windows image.
  4. Restart your computer to apply the changes and attempt the update installation again.

It’s crucial to ensure that your system files are intact and not corrupted before attempting to reinstall an update. DISM and SFC can identify and rectify issues that might prevent a successful update.

Remember, these tools require administrative privileges and may take some time to complete their processes. Patience is key as they work to restore system health.

Manual Update Installation Process

If the standard update process fails, manually installing the KB5033371 update can be a reliable alternative. This method circumvents potential complications with the automated system and puts you in direct control of the installation.

To obtain the standalone package for the KB5033371 update, visit the Microsoft Update Catalog website. Here, you can download the update file suited for your system’s architecture and edition. Ensure that you select the correct version to avoid compatibility issues.

Before initiating the manual installation, close all open applications and temporarily disable any third-party antivirus or firewall programs that might interfere with the update process.

Follow these steps for a manual update installation:

  1. Download the update package from the Microsoft Update Catalog.
  2. Navigate to the downloaded file and double-click to run the installer.
  3. Follow the on-screen instructions to complete the installation.
  4. Restart your computer after the installation to finalize the changes.

Remember, manual installation should be approached with caution and is recommended for users who are comfortable with advanced system operations.

Seeking Help from Microsoft Support Articles

When facing persistent installation issues with the KB5033371 update, one effective avenue for resolution is to consult the Microsoft Knowledge Base (KB) articles. These articles provide detailed information on known issues, troubleshooting steps, and more. To find relevant articles:

  • Visit the Microsoft Support website.
  • Use the search function to look for KB5033371 or related terms.
  • Review the articles and follow any recommended solutions.

Remember, the solutions in KB articles are tailored to address specific problems and may offer a resolution that generic troubleshooting steps cannot.

If the problem continues, consider reaching out to Microsoft Support directly. They can offer personalized assistance, ensuring that your system’s unique configuration is taken into account. The Microsoft community forums can also be a valuable resource where you can share your experiences and solutions with other users facing similar issues.

Post-Update Considerations and Best Practices

Monitoring System Performance Post-Update

After successfully installing the KB5033371 update, it is crucial to monitor your system’s performance to ensure that the update has not adversely affected your system’s functionality. Check for any unusual behavior such as slower system response, application crashes, or new error messages.

To systematically track performance, consider using the built-in Windows Performance Monitor or any third-party software that suits your needs. These tools can help you identify any potential issues early on. For example, you might want to look at CPU usage, memory consumption, and disk activity.

  • Review system logs for errors or warnings
  • Observe the responsiveness of applications
  • Check for any new error messages

It is also advisable to keep a record of your system’s performance over time. This can be invaluable when troubleshooting future issues or assessing the impact of subsequent updates.

Remember to troubleshoot and fix any issues that arise promptly. For instance, if you encounter the Windows update error 0x80080008, you may need to manually download and install the update from the Microsoft Update Catalog for a successful installation.

Scheduling Regular System Backups

Regular system backups are a critical component of maintaining your system’s health and ensuring that you can recover from any potential issues that may arise after installing updates like KB5033371. Scheduling backups to occur automatically can save time and ensure consistency in your backup routine.

To manage your backups effectively, navigate to the Control Panel and select ‘Back up and Restore (Windows 7)’. Here, you can configure the settings to save your backups on a network drive. For those wondering how to save more than one windows backup on a network drive, the ‘Manage Space’ option provides clarity on your current backup storage.

It is advisable to review your backup settings periodically to confirm that they align with your current needs and storage capabilities. Adjusting the frequency and type of backup can optimize your system’s performance and storage utilization.

Remember to verify the integrity of your backups by performing regular test restores. This ensures that your backups are not only being created but are also reliable in the event of a system failure or data loss.

Staying Informed on Future Updates and Patches

Keeping abreast of upcoming updates and patches is crucial for maintaining system security and performance. Microsoft’s Patch Tuesday, which occurs on the second Tuesday of each month, is a scheduled event when the company releases security updates and fixes. It’s important to mark this date in your calendar and prepare your system for the updates.

To ensure you don’t miss any critical updates, subscribe to Microsoft’s security bulletin or follow tech news platforms. Here’s a simple checklist to help you stay informed:

  • Check for updates on Patch Tuesday.
  • Review the security bulletin for details on the updates.
  • Monitor tech news for any urgent patches released outside of the regular schedule.

By staying proactive and informed, you can swiftly apply necessary patches and mitigate potential vulnerabilities in your system.

Remember to also familiarize yourself with the Common Vulnerabilities and Exposures (CVE) IDs associated with each update. These identifiers help you understand the specific issues being addressed and their severity. Keeping track of CVE IDs can be particularly helpful for IT professionals managing multiple systems.


In summary, troubleshooting the KB5033371 update installation issues requires a methodical approach. Understanding the common error messages, such as ‘Failure to configure Windows updates. Reverting Changes. Do not turn off your computer,’ is crucial. These errors are expected under certain conditions, particularly when updating devices running specific editions of Windows 10. It’s important to consult the associated Microsoft Knowledge Base articles for detailed guidance and to be prepared for system restarts after applying updates. By following the steps outlined in this article and utilizing the resources provided by Microsoft, administrators can effectively manage and resolve update installation challenges.

Frequently Asked Questions

What is KB5033371 and why is it failing to install?

KB5033371 is a Security Monthly Quality Rollup update for Windows 10. It may fail to install and revert changes with an error ‘Failure to configure Windows updates. Reverting Changes. Do not turn off your computer.’ This is expected under certain conditions, such as incompatible system editions.

Are there specific editions of Windows affected by the KB5033371 update issue?

Yes, certain editions of Windows 10 might encounter issues with the KB5033371 update installation. Users should refer to the associated Microsoft Knowledge Base articles for detailed information on affected editions.

How can I ensure my system is compatible with the KB5033371 update?

Before installing the update, check the system requirements and compatibility as detailed in the associated Microsoft Knowledge Base articles. Ensure your edition of Windows is supported for the update.

What should I do before attempting to reinstall the KB5033371 update?

Before reinstallation, create a system restore point, verify your current system update status, and ensure no conflicting software is running. Running the Windows Update Troubleshooter can also help identify issues.

What advanced tools can be used if the KB5033371 update still won’t install?

If the update continues to fail, you can use advanced tools such as Deployment Image Servicing and Management (DISM) and System File Checker (SFC). Manual update installation is another option for advanced users.

Where can I find additional support if I’m unable to resolve the KB5033371 installation issues?

If you’re unable to resolve the installation issues on your own, you can seek help from Microsoft Support articles. Visit the links provided in the error messages or search the Microsoft Knowledge Base using the update number.

Nilesh Kamble is Certified in Microsoft & GCP, having 13+ Years of Experience in IT Industry. As a Senior IT Employee, having vast experience on Windows Server, Windows Client, Powershell, Cloud Technologies. Passionate about Laptop, Mobiles & Other emerging Technologies.