Recently, Microsoft released a new optional cumulative Update KB5015882, on Windows 11 as part of system performance enhancement. This update helps eliminate most of the bugs in the system, for instance, fixing the issue of Windows Explorer freezing and increasing the performance of the system. But few users complain that they are unable to install Update KB5015882 on their Windows 11 and are tired of trying to install it many times.

If you are also encountering a similar issue, then you can follow this article. In this guide, we have listed a few solutions that will help you to resolve Update KB5015882 Not Installing on your Windows 11 issue quickly. Then let’s have a look.  

Fix 1: Run the Update Troubleshooter

The first try to install the Update KB5015882 on your Windows 11 system is running the Windows Update Troubleshooter. To do so, 

  • Firstly, go to the Start menu and select Settings from the options.
  • Then choose the System option and select the Troubleshooter.
  • Now you can select the Other troubleshooters option and click on the Run button beside the Windows Update
  • Finally, you can try again to install the new update and see the result. 

Fix 2: Install Windows 11 Installation Assistant

In some cases installing the Windows 11, Installation Assistant tool will allow you to install the Update KB5015882 on your system. To do so, 

  • Firstly, with the help of your browser go to the Windows 11 Installation Assistant page.Windows 11 Installation Assistant
  • Inside the newly opened screen, select the Windows 11 Installation Assistant and click on the Download now button.
  • Once done, install the early downloaded tool and try again to install new updates.

Fix 3: Install Windows 11 Media Creation Tool

Sometimes with the help of the Windows 11 Media Creation Tool, you can install the Update KB5015882 on your system without any trouble. To do so, 

  • Firstly, with the help of your browser go to the Windows 11 Media Creation tool page.Windows 11 media creation tool
  • And scroll down to the Windows 11 Media Creation tool section, click on the Download now tab and install the tool on your system. 
  • Once done, you can retry to install the new updates on your PC.  

Fix 4: Run SFC Scan

If the above solution fails, you can run the System File Checker tool on your system. This process will automatically detect and repair corrupted system files. To do so,

  • Firstly, type “cmd” in your desktop search box and open the Command Prompt window from the search result.
  • Inside the newly appeared screen, type or paste the following command and press Enter,sfc/ scannow

 Sfc /scannow

  • Once the file checking process get completed, type or paste the following commands and press Enter,

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

  • Once you finish the process, retry to install the new updates and see the result.

Fix 5: Reset Windows Update Service

In most cases, resetting the Windows Update Service will help you to install the Update KB5015882 on your system. To do so, 

  • Firstly, type “services” in your system taskbar search box and open the Services window.
  • Inside the Services screen, select and right-click on the Windows Update service from the list and click on its Properties from the sub-menu.Services
  • Next, set the Startup type as Automatic and Service status as Running from the newly appeared screen.
  • And you should click on the Restart the service option from the top left side of the Services screen. 
  • Once done, you can try again to install new updates.

Fix 6: Use Microsoft Update Catalog

At times, you need to install the Update KB5015882 on your Windows 11 from the Microsoft catalog page. To do so, 

  • Firstly, open the browser and enter into the Microsoft Update Catalog page.Microsoft Update Catalog
  • In the given search box type, “KB5015882” and press Enter. 
  • And download the compatible file and install it on your system. Now your system runs using the new updates. 

Fix 7: Reset Windows Update Component 

If none of the solutions listed above helps you install Update KB5015882 on your system, you need to reset Windows Update components. To do so, 

  • Firstly, type “cmd” in your desktop search box and open the Command Prompt window from the search result.
  • Inside the newly appeared screen, type or paste the following commands one after another and press Enter,

 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

  • When done, restart your PC and install the new updates smoothly. 

These are all about Update KB5015882 not installing on Windows 11 issue and its fixes. If you have any queries or concerns regarding this article, you can leave a comment in the comment box below.