Fix Update KB5015807 and KB5015811 Not Installing on Windows 10

How to Fix Update KB5015807 and KB5015811 Not Installing on Windows 10

Microsoft recently released cumulative updates KB5015807 and KB5015811 on Windows 10 20H2, 21H2 and 21H1 version systems. This update addresses several security vulnerabilities and fixes numerous performance issues. But recently few players complained that Update KB5015807 and KB5015811 are not installed on their Windows 10.

Like any other updates, these two updates help you improve system performance and get rid of many issues. If you are unable to install KB5015807 and KB5015811 updates on your Windows 10, then you can follow this article. Here we have listed some solutions to install the latest update easily and quickly. Let’s have a look.

Fix1: Run Update Troubleshooter

The first attempt to install Update KB5015807 and KB5015811 on your Windows 10 system is to run the Windows Update troubleshooter tool. To do so,

  • Firstly, launch the Settings app and select Update & Security from the home screen.
  • Then select the option Troubleshooter and go to the Additional troubleshooters link.Windows update troubleshooter
  • Now locate and choose the Windows Update option, and click on the Run the troubleshooter tab
  • .Finally, you can try again to install the said updates.

Fix 2: Run Update Assistant

Sometimes installing the Windows 10 Update Assistant will help you to resolve your issue as quickly as possible. To do so,

  • Firstly, open your web browser and move to the Windows 10 Update Assistant page.Windows 10 Update Assistant
  • Inside the new screen, select the Update Assistant section and click on the Update now button.
  • Finally, you can install the said updates.

Fix 3: Install Windows 10 Media Creation

In similar cases, installing the Windows 10 Media Creation tool is a helpful trick to install problematic updates on your system. To do so, 

  • Firstly, open the browser to reach the Windows 10 Media Creation tool page. Windows 10 Media Creation Tool
  • Then locate and choose the Create Windows 10 Installation Media tool, click on the Download tool now tab and install it on your system. 
  • Once done, you might be able to install the said updates. 

Fix 4: Use Microsoft Update Catalog 

If you are unable to install the Update KB5015807 or KB5015811 on your Windows 10, you need to download and install the same updates from the Microsoft Update Catalog page. To do so,

  • Firstly, open your browser to reach the Microsoft Update Catalog page.Microsoft Update Catalog
  • Then in the given search box, type Update “KB5015807/ KB5015811” (whichever you are having a problem with). 
  • Then download the file compatible with your system and install it. 
  • Once done, restart the system, and you are done with the latest update installation. 

Fix 5: Disconnect External Hardware

If you couldn’t install the Update KB5015807 or KB5015811 on your Windows 10, it might be due to an unwanted interruption of external devices. In this case, you should disconnect all external components from your system and reinstall the updates.

Fix 6: Remove DataStore Files

In some instances, deleting the DataStore files will help you to install the problematic updates on your Windows system. To do so, 

  • Firstly, type “services.msc” in the search box and open the top result from the search.
  • Inside the Services screen, locate and right-click on the Windows Update service and click on the Stop option.
  • Further, press Windows + R altogether to launch the RUN dialog box, type %windir%\SoftwareDistribution\DataStore in the text box and press the OK button.
  • In the newly appeared folder, delete all the contents and install the update. 

Fix 7: Delete SoftwareDistribution Folder Files

At times simply deleting the SoftwareDistribution folder files will help you to escape from the same issue. to do so, 

  • Firstly, type “services.msc” in the search box and open the top result from the search.
  • Inside the Services screen, locate and right-click on the Windows Update service and click on the Stop option.
  • Further, open Windows Explorer and navigate to the C:\Windows folder.
  • Then select the  folder, select all the contents, and delete them as soon as possible. 

Fix 8: Reset Windows Update Component 

If the above solution does not help to install Update KB5015807 or KB5015811 on your Windows 10, then you should reset Windows Update Components. To do so, 

  • Firstly, type “cmd” in the taskbar search box and open the Command Prompt window with Admin access. 
  • In the command prompt screen, type or paste the following commands and press Enter to continue.

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

  • Once you executed all the give commands, restart the system and reinstall the problematic update on your Windows. 

Fix 9: Free Up Drive Space

Along with all the solutions mentioned above, you should ensure that your system has enough storage space available to install the latest updates. You can check and, if necessary, delete unnecessary files from your system and try again to install the said updates.

These are all about Update KB5015807 and KB5015811 Not Installing on Windows 10 issue and its fixes. If you have any queries or concerns regarding this article, you can leave a comment in the comment box below.

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