Windows 11 KB5034123 or KB5033920 Update Not Installing

[Solved] Windows 11 KB5034123 or KB5033920 Update Not Installing

If you’ve encountered issues installing the KB5034123 or KB5033920 updates on your Windows 11 system, you’re not alone. Frustrating as it may be, there are effective solutions to tackle this problem head-on. In this guide, we’ll walk you through the process of resolving these installation woes step by step.

What is the issue?

Before diving into the solutions, let’s understand the common issues users face when dealing with KB5034123 or KB5033920 update installations. Users often encounter problems such as updates not installing, not downloading, or not showing on Windows 11. Recognizing these issues is crucial for implementing the right fixes.

Windows 11 KB5034123 or KB5033920 Update Not Installing

Manual Installation of KB5034123

If you prefer a hands-on approach, manually installing the KB5034123 update might be the solution for you. Follow these steps to ensure a successful manual installation:

  1. Download the Update: Visit the official Microsoft website to download the KB5034123 update manually.
  2. Installation Process: Run the downloaded file and follow the on-screen instructions to complete the installation.

How To Fix Windows 11 KB5034123 or KB5033920 Update Not Installing

Troubleshooting with Windows Update Troubleshooter

Windows 11 comes equipped with a built-in troubleshooter designed to address update-related problems. Here’s how you can use it:

  1. Access Troubleshooter: Go to your system settings and navigate to ‘Update & Security.’
  2. Run Troubleshooter: Under the ‘Troubleshoot’ tab, locate ‘Windows Update’ and run the troubleshooter.

DISM and SFC Scan

Running Deployment Image Service and Management Tool (DISM) along with System File Checker (SFC) scans can help fix underlying system issues that may be hindering the update installation:

  1. Open Command Prompt: Run Command Prompt as an administrator.
  2. Run SFC Scan: Enter the command ‘sfc /scannow’ and press Enter.
  3. Run DISM Scan: Enter ‘DISM /Online /Cleanup-Image /RestoreHealth’ and press Enter.

Disable Antivirus Software

Sometimes, third-party antivirus software may interfere with the update process. Temporarily disable your antivirus and attempt the update installation again.

Windows 11 KB5034123 or KB5033920 Update Not Installing


Resolving KB5034123 and KB5033920 update installation issues on Windows 11 involves a combination of manual steps and built-in tools. By following these procedures, you can overcome the challenges and ensure your system stays up to date with the latest improvements.

Masab Farooque is a Tech Geek, Writer, and Founder at The Panther Tech. He is also a lead game developer at 10StaticStudios. When he is not writing, he is mostly playing video games