Top 6 Fixes to KB5033920 Fails to Install Windows 11

KB5033920 Fails to Install Windows 11

Microsoft releases some updates semimonthly to rectify bugs, addressing numerous security risks, offering new features, and more. Therefore, Windows operating system must be kept updated at all times for peak system performance. KB5033920 is one of the updates that was released on January 10, 2024, for Windows 11 version 22H2 & Windows 11 version 23H2.

Windows 11 KB5033920 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. What if KB5033920 fails to install on Windows 11? Don’t worry. This issue is not as hard as you expected. In the following part, we will show you 6 ways to deal with KB5033920 installation failure effectively.

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What to Do If KB5033920 Fails to Install on Windows 11?

Way 1: Run Windows Update Troubleshooter

At first, you can utilize Windows Update Troubleshooter to get rid of KB5033920 installation failure. This tool can fix most problems related to Windows Update. Here’s how to run it:

1. Open Windows Settings.

2. Go to System > Troubleshoot > Other troubleshooters.

3. Locate Windows Update and hit Run.

4. After that, locate Network Adapter and then hit Run to check if there are any problems with your network settings.

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Way 2: Download KB5033920 Manually

When KB5033920 fails to install, you can consider downloading it manually from Microsoft’s official website. To do so:

1. Go to the Microsoft Update Catalog page.

2. Type KB5033920 in the search bar and hit Enter.

3. Select the update according to the system requirements of your computer and hit Download.

Way 3: Start Relevant Services

To update your Windows without errors like KB5033920 fails to install, make sure relevant services such as Windows Update, Background Intelligence Transfer Service, and Cryptographic are running properly. To do so:

1. Type services in the search bar and hit Enter.

2. In the service list, scroll down to find Windows Update, Background Intelligence Transfer Service, and Cryptographic. If they are already running, right-click on them one by one to choose Restart.

3. If these services are stopped, double-click on them one by one to open their Properties > set the Startup type to Automatic > hit Start.

4. Click on Apply & OK to save the changes.

Way 4: Perform a Clean Boot

Certain background programs might interfere with the update process, leading to KB5033920 not installing. So, performing a clean install will start Windows with a minimal set of drivers and startup programs thus excluding the interference of third-party programs. To do so:

1.  Press Win + R to open the Run dialog.

2. Type msconfig and hit Enter.

3. In the Services tab, tick Hide all Microsoft services and tap on Disable all.

4. In the Startup tab, click on Open Task Manager.

5. In Task Manager, disable all startup items.

6. Finally, return to System Configuration and hit Apply & OK.

Way 5: Run Disk Cleanup

Insufficient disk space can also lead to KB5033920 installation failure. To install KB5033920, make sure there is available free space on your hard drive. If the disk space on your computer is not enough, it is a good idea to run Disk Cleanup to free up some disk space via deleting unnecessary files. To do so:

1. Type disk cleanup in the search bar and hit Enter.

2. Select the drive you want to clean up and hit OK.

3. Tick the files you want to clean and then hit OK to start the process.

Way 6: Run SFC & DISM

If some system files are missing or corrupted, KB5033920 not installing might also crop up. Therefore, the last resort is to take advantage of SFC and DISM to help you to detect corrupted system files and repair them with cached ones. To do so:

1. Launch Command Prompt as an administrator.

2. Type sfc /scannow and hit Enter.

3. After completion, run the commands one by one and hit Enter after each command.

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

4. Restart your computer.

Final Words

KB5033920 fails to install? After applying the solutions above, this issue might be a piece of cake. Last but not the least, don’t forget to back up your crucial files with MiniTool ShadowMaker. Sincerely hope that you can always keep your OS updated and run it with the best performance!