Windows 11 KB5033375 Fails to Install? Easy Fixes 

Introduction

Experiencing trouble with installing KB5033375 on Windows 11? You’re not alone! This update is crucial for system stability but often runs into errors or gets stuck. Windows 11 users have recently encountered difficulties in installing the KB5033375 update due to the error code 0x800f0991. This article offers a comprehensive guide to overcoming this issue, ensuring a smooth update process.

Let’s explore six effective fixes to get your update rolling smoothly.

What is KB5033375 update for Windows 11

The KB5033375 update for Windows 11, released by Microsoft, encompasses not only pivotal security patches but also introduces significant enhancements to the Copilot feature. This AI-powered digital assistant, which had been causing issues for numerous users, received considerable attention in this update, with improvements such as multi-monitor support and better integration with the Alt-Tab function.

Furthermore, the update brings a variety of other fixes, including improvements to Dynamic Lighting’s power consumption. The update, which is crucial for both Microsoft and its user base, is being automatically rolled out but can also be downloaded manually from the Microsoft Update Catalog.

Troubleshooting Steps to Fix Windows 11 KB5033375 Fails to Install

Microsoft’s recent Windows 11 KB5033375 update has encountered errors during installation for many users. Specifically, the cryptic 0x800f0991 error code has prevented the update from being applied successfully. This can be frustrating for those seeking the latest security patches and features. Fortunately, there are several potential solutions for overcoming this issue which are as follows.

Fix 1: Manually Downloading and Installing Windows 11 KB5033375 Update

If you’re struggling with the automatic update of Windows 11’s KB5033375, there’s a simple solution: manually download and install it. Here’s a quick guide to help you through the process:

Windows 11 KB5033375 Fails to Install
  • Look for KB5033375: Use the search function on the website to find “KB5033375”.
Select Windows 11 version and download appropriate file
  • Download and Install: Choose the version that fits your system, download the .msu file, and then run it to start the installation.

This method is a great workaround for any issues with automatic updates, ensuring your Windows 11 is up-to-date with the latest features and security fixes from the KB5033375 update.

Fix 2: How to Use Windows Update Troubleshooter to Fix Installation Issues of Windows 11 KB5033375 Update

When it comes to resolving installation issues on Windows, the Windows Update Troubleshooter is a handy tool. This built-in feature can save the day by diagnosing and fixing problems that hinder the update process. Here’s a step-by-step guide on how to utilize this troubleshooter effectively.

  • Accessing Settings: Press Win + I to open the settings menu. This keyboard shortcut is a quick way to dive into the system settings.
  • Navigating to the Troubleshooter: Once in the settings, follow this path: System > Troubleshoot > Other troubleshooters. This will lead you to a list of various troubleshooters available for different components of Windows.
  • Running the Troubleshooter: Look for the Windows Update troubleshooter in the list. Once you find it, click to run the troubleshooter. This tool will automatically scan for issues related to Windows Update and attempt to fix them.

Fix 3: Fixing Windows 11 KB5033375 Update Installation Issues with SFC and DISM Tools

Successfully installing the Windows 11 KB5033375 update can be challenging when dealing with corrupt system files, a common root cause of such issues.

Utilizing Windows’ System File Checker (SFC) and Deployment Image Servicing and Management (DISM) tools can be instrumental in resolving these complications.

Follow the below steps to Use SFC and DISM:

  • Launch Command Prompt as Administrator: Search for ‘cmd’, right-click on ‘Command Prompt’, and choose ‘Run as administrator’.
  • Run SFC: In the Command Prompt, enter sfc /scannow to scan and repair any corruption in system files.
  • Execute DISM Commands: After SFC, input the following DISM commands:
  • DISM /Online /Cleanup-Image /CheckHealth
  • DISM /Online /Cleanup-Image /ScanHealth
  • DISM /Online /Cleanup-Image /RestoreHealth

These steps help in checking, scanning, and repairing the Windows image.

Fix 4: Fixing Windows 11 KB5033375 Update Installation Issues with Clean Boot

A clean boot can be a crucial step in resolving installation issues with the Windows 11 KB5033375 update. By starting Windows 11 with a minimal set of drivers and startup programs, a clean boot helps to pinpoint any software conflicts that may be interfering with the update process.

This method is particularly effective in isolating problems that arise due to conflicting applications or services running in the background, enabling users to identify and address the specific issue that is preventing the successful installation of the KB5033375 update.

Follow the below steps for a Clean Boot:

Open System Configuration: Press Win + R, type "msconfig", and select OK.

Set Selective Startup: In the System Configuration, choose ‘Selective startup’. Uncheck ‘Load startup items’.

Disable Non-Essential Services: Navigate to the Services tab, check ‘Hide all Microsoft services’, and then click ‘Disable all’ for the remaining services the click “Apply” and click “Restart” on next screen.

Performing a clean boot helps in pinpointing software conflicts that might be hindering the installation of the KB5033375 update on Windows 11, allowing for a smoother update process.

Fix 5: Resetting Windows Update Components to Resolve Windows 11 KB5033375 Installation Failures

A common solution for addressing the failure to install the Windows 11 KB5033375 update or other windows updates is to reset the Windows Update components. This process involves restarting the services and clearing the folders related to Windows Update, effectively resetting the update mechanism of the operating system.

To reset Windows Update components for resolving installation issues with Windows 11 KB5033375, follow these detailed steps:

  • Open Command Prompt as Administrator: Search for CMD in the Windows search box, click “Command Prompt” then click “Run as Administrator” and command prompt windows will open up.
  • Stop Windows Update Related Services: Type and execute the following commands one by one (as shown in the image below):
    net stop wuauserv, net stop cryptSvc, net stop bits, and net stop msiserver.
  • Clear the SoftwareDistribution and Catroot2 Folders: Delete the contents of the SoftwareDistribution and Catroot2 folders by executing (as shown in the image below):
    ren C:\Windows\SoftwareDistribution SoftwareDistribution.old ren C:\Windows\System32\catroot2 Catroot2.old
  • Restart the Services: Restart the services stopped earlier with these commands:
    net start wuauserv, net start cryptSvc, net start bits, net start msiserver
  • Run Windows Update Again: After completing these steps, try running Windows Update again to install the KB5033375 update.

This process resets the Windows Update components, potentially resolving issues that might be preventing the installation of the KB5033375 update.

Fix 6: Resolving Installation Issues with Windows 11 KB5033375 Using the Media Creation Tool

As another solution for the persistent installation issues with the Windows 11 KB5033375 update, consider using the Windows 11 Media Creation Tool. This tool is especially handy when direct installation attempts fail. It effectively helps install the crucial KB5033375 update, essential for system performance and security. The upcoming guide will provide a concise, step-by-step method to employ the Media Creation Tool for a successful update installation.

  • Downloading the Windows 11 Media Creation Tool: Begin by visiting Microsoft’s official website to download the Media Creation Tool for Windows 11.
  • Creating a Windows 11 ISO File: Once the Media Creation Tool is downloaded, Double-click it to run it and follow the onscreen instructions to create a Windows 11 ISO file.
  • Running the Setup from the ISO File: With the Windows 11 ISO file ready, proceed to run the setup. This can be done by locating the ISO file on your device and initiating the setup process.
  • Follow the on-screen instructions.
  • Choose to keep personal files and apps or if you want a clean install of Windows 11 then click the “Change what to keep” option.
  • Your PC may restart several times during the process and once the process completes you will have a fresh copy of Windows with the latest updates.

Using the Windows 11 Media Creation Tool can effectively resolve installation issues with the Windows 11 KB5033375 update. This approach not only helps in successfully installing the update but also preserves your files and applications. By following these steps, users can overcome installation hurdles and ensure their system is up-to-date with the latest Windows 11 enhancements.

Conclusion

Following these steps should resolve the installation issue with the Windows 11 KB5033375 update. It’s crucial to follow each step carefully to ensure a successful update process. If problems persist, it may be advisable to seek further assistance from Microsoft support or a professional technician. Remember to like and subscribe for more helpful guides and troubleshooting tips!

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