How to Fix Update KB5012599 Not Installing on Windows 10

How to Fix Update KB5012599 Not Installing on Windows 10

Microsoft has recently released a new update KB5012599, on Windows 10 21H2, 21H1 and 20H2 versions. As usual, this Update also brings many improvements and fixes to your Windows system. However, the latest April update introduces a revamped Windows search feature and adds a new option to change the colour of the toast notification and more. But unfortunately, few users have complained that they find it difficult to install Update KB5012599 on their system.

If you’re having trouble installing the Update KB5012599 on your Windows 10, you can rely on this article to get all the possible ways to install the problematic update. Anyway, in this article, we have collected some effective and fast solutions to help you easily install Update KB5012599 on your windows. Then let’s have a look.

Fix 1: Run Update Troubleshooter

As a first attempt to repair the Update KB5012599 not installing on your Windows 10 issue is to run the Windows Update troubleshooter tool on the system. To do so, 

  • Firstly, press Windows + I altogether and open the Settings menu.
  • In the Settings screen, select the Update & Security option.
  • Then click the Troubleshooter option and select the Additional troubleshooters link from the right pane menu.Windows update troubleshooter
  • On the next screen, locate and select the Windows Update option and click on the Run the troubleshooter button.
  • Finally, restart the system and retry to install the latest update.

Fix 2: Run Update Assistant

In most cases, installing the Windows 10 Update Assistant feature allows you to install the Update KB5012599 on your Windows 10. To do so, 

  • Firstly, launch the web browser, and go to the Windows 10 Update Assistant webpage.Windows 10 Update Assistant
  • In the newly opened window, click on the Update now button and continue the process by following the on-screen instructions.
  • Finally, restart the system and try again to install the latest update smoothly. 

Fix 3: Use Microsoft Update Catalog

If you are unable to install the KB5012599 update manually on your system, you can install it using the Microsoft Update Catalog. To do so

  • Firstly, launch your browser and go to the Microsoft Update Catalog webpage. Microsoft Update Catalog
  • Then in the search box, type Update KB5012599 and press the OK button.
  • From the new screen, you can select and download the update on your system.
  • Finally, restart the system and check whether the update gets installed successfully or not.

Fix 4: Reinstall Windows 10 Media Creation 

Sometimes installing the Windows 10 Media Creation tool will help you to install the Update KB5012599 on your system without any hurdles. To do so,

  • Firstly, launch the web browser on your screen, and move on to the Windows 10 Media Creation Tool page.Windows 10 media creation tool
  • On the new screen, under the Create Windows 10 Installation Media section, click on the Download tool now tab.
  • Once the process gets completed, restart the system and retry to install the latest update.

Fix 5: Disconnect External Hardware

At times the external devices connected to your system might interfere with the operation of the system and prevent you from installing the Update KB5012599 on your Windows 10. In this scenario, you need to remove all the external devices connected to your system, such as USB drives, External Hardware etc. Once done, restart the system and retry to install the latest update. 

Fix 6: Reset Windows Update Component

If you fail to install the Update KB5012599 on your Windows, it might be due to the corrupted Windows Update Components. The best effective solution here is resetting the Windows Update Component quickly and see if it helps. To do so, 

  • Firstly, type ‘cmd’ in the search box and open the Command Prompt window with Admin privilege.
  • In the new window, type the following commands in the text space 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

l 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

  • If you executed all the above commands, exit from the screen, restart the system and retry to install the latest update.

Fix 7: Free Up Drive Space

If you are unable to install the Update KB5012599, you need to check that your system has enough space to install the latest update. If not, you need to delete the unwanted files and applications from your system and free up some space for the smooth installation of the new update.

These are all about the Update KB5012599 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.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top