Fix Update KB5026372 Unable to Install on Windows 11

Prasiddh Thakkar
5 Min Read

Windows 11 is the latest version of the operating system. Microsoft often releases new updates and features that enhance user experience. These new updates are very important to keep your OS secured and updated but unfortunately, new updates also introduce new bugs and errors that can interrupt the functionality of Windows operation. Microsoft has recently introduced a new update KB5026372 for Windows 11 22H2. This is the cumulative update that includes the May 2023 Patch security update that fixes 38 vulnerabilities. But unfortunately, some users are complaining that they are unable to download or install update KB5026372 on Windows 11. If you are experiencing the same issue, here is how you can fix it.

How to Fix Update KB5026372 Unable to Install on Windows 11

Before you proceed to the following troubleshooting steps, make sure to first restart your PC. If you are encountering this issue due to some minor glitches, it should get fixed. If not, try the below other steps to get rid of this issue.

1. Run the Update Troubleshooter

If restarting the PC doesn’t resolve the issue, then try running the update troubleshooter.

– Open up Start menu >> Settings >> System >> Troubleshooter >> Other troubleshooters >> lastly select Windows Update.

– And then try to install the new update KB5026372. You will be able to install and/or download them without any issues.

2. Reset Windows Update Component

If you are still experiencing the issue, then try resetting the Windows update component. Go through the below steps to do this:

– Copy all of the following commands and paste them into the “notepad”. 

SC config trustedinstaller start=auto

net stop bits

net stop wuauserv

net stop msiserver

net stop cryptsvc

net stop appidsvc

Ren %Systemroot%\SoftwareDistribution SoftwareDistribution.old

Ren %Systemroot%\System32\catroot2 catroot2.old

regsvr32.exe /s atl.dll

regsvr32.exe /s urlmon.dl

regsvr32.exe /s mshtml.dll

netsh winsock reset

netsh winsock reset proxy

rundll32.exe pnpclean.dll,RunDLL_PnpClean /DRIVERS /MAXCLEAN

dism /Online /Cleanup-image /ScanHealth

dism /Online /Cleanup-image /CheckHealth

dism /Online /Cleanup-image /RestoreHealth

dism /Online /Cleanup-image /StartComponentCleanup

Sfc /ScanNow 

net start bits

net start wuauserv

net start msiserver

net start cryptsvc

net start appidsvc

– Then go to file and click on “Save as” and then set the location on “Desktop”

– Name this file as Wufix.bat and select “Save as type” as “All files” and then click on “Save”

– Next, go to the desktop and right-click on this new file Wufix.bat and click on “Run as administrator”

– Click on “Yes” to allow

– Now the scan will start, and it may take some time. Wait until it’s done. The command window will be closed automatically and you will be able to install the update KB5026372 on your system. 

3. Resetting Windows Update Service

If the issue persists, try resetting the Windows update service to fix this problem. The steps are very easy and quick.

 – Go to the Services menu >> Right-click on Windows Update >> Properties

– In the next Window, set the Start type as ‘Automatic’ and Service Status as ‘Running’ option and then save the changes

– Once done, try updating KB5026372 and you will be able to install it on your Win 11

4. Use Microsoft Update Catalog

The next method we suggest is to use the Microsoft update catalog. For this, open up the below link in your browser –

– There you need to enter the name of the update which is KB5026372. Click on search and then click on the link to download the update.

5. Use Media Creation Tool

Your last resort to fix this issue is to use a media creation tool. To do this:

– Open up the Windows 11 Media Creation tool website. Click on Download Now under Create Windows 11 Installation Media and then install it on the system.

– Once it is done, start the installation process again to update KB5026372.

That’s everything you can try to fix update KB5026372 unable to install on Windows 11.

Read next: How to fix Windows 11 update KB5023778 not installing or downloading.

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