Fix: Windows Update components must be repaired

by Madalina Dinita
Madalina Dinita
Madalina Dinita
Windows & Software Expert
Madalina has been a Windows fan ever since she got her hands on her first Windows XP computer. She is interested in all things technology, especially emerging technologies... read more
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Windows Update is an important component of the Microsoft Windows OS. It manages everything that has to do with the OS’ updating process, so keeping it in good condition is a must.

Unfortunately, it is a software component after all, so it is prone to the occasional error.

Such would be the case with an error message some users have been reporting to have received. The error message states:

Windows Update components must be repaired, One or more windows update components are configured incorrectly

Fortunately, there are several things you could try doing that will fix this issue. Because of the importance of having Windows Update working in tip-top condition, we’ve decided to compile a list of all of the solutions that you should try.

How can I repair my Windows Update components?

1. Run Windows Update Troubleshooter while the PC is in Clean Boot State

  1. This will require that you first boot the PC in Clean Boot State
  2. Press Start
  3. Type in MSConfig
  4. Press Enter
    • The System Configuration Utility will now open
  5. Go to the General tab
  6. Choose Selective Startup
  7. Clear the checkbox next to Load Startup Items
  8. Check the boxes next to Load System Services and Use Original boot configurationMSConfig
  9. Go to the Services tab
  10. Check the box next to Hide All Microsoft Services
  11. Click Disable all
  12. Click Apply and then OK
  13. Restart the PC
  14. Download the Windows Update Troubleshooter from Microsoft
  15. Run it while in Clean Boot State

2. Run a System File Checker

  1. Press Start
  2. Type in cmd
  3. Right-click the Command Prompt icon and select Run as administrator
  4. Type in this line:
    • sfc /scannowSFC
  5. Let the scan run its course, and then restart the PC

3. Use DISM to repair any damaged files


The DISM tool can be used in a wide variety of situations. Fortunately, this includes repairing any damaged or incomplete Windows Update components.

For more information on how to use DISM, check out this complete guide.

4. Restore Windows Update components to their default settings

  1. Open a Command Prompt with Administrator rights, and type in the following lines
    • Remember to press Enter after each and every one of them:
  2. These lines will stop the BITS service and the Windows Update service
    • net stop bits
    • net stop wuauserv
  3. This line will delete the qmgr*.dat files:
    • Del “%ALLUSERSPROFILE%Application DataMicrosoftNetworkDownloaderqmgr*.dat”
  4. The next step should only be attempted if the ones before it did not manage to solve the issue.
  5. Rename the following folders to *.BAK:
    • Ren %systemroot%SoftwareDistributionDataStore *.bak
      Ren %systemroot%SoftwareDistributionDownload *.bak
      Ren %systemroot%system32catroot2 *.bak
  6. These lines will now reset the BITS service and the Windows Update service:
  7. Now type in this command and press Enter:
    • cd /d %windir%system32
  8. The following lines will now reregister the BITS files and the Windows Update files. Type in Enter after each of them:
    • regsvr32.exe atl.dll
    • regsvr32.exe urlmon.dll
    • regsvr32.exe mshtml.dll
    • regsvr32.exe shdocvw.dll
    • regsvr32.exe browseui.dll
    • regsvr32.exe jscript.dll
    • regsvr32.exe vbscript.dll
    • regsvr32.exe scrrun.dll
    • regsvr32.exe msxml.dll
    • regsvr32.exe msxml3.dll
    • regsvr32.exe msxml6.dll
    • regsvr32.exe actxprxy.dll
    • regsvr32.exe softpub.dll
    • regsvr32.exe wintrust.dll
    • regsvr32.exe dssenh.dll
    • regsvr32.exe rsaenh.dll
    • regsvr32.exe gpkcsp.dll
    • regsvr32.exe sccbase.dll
    • regsvr32.exe slbcsp.dll
    • regsvr32.exe cryptdlg.dll
    • regsvr32.exe oleaut32.dll
    • regsvr32.exe ole32.dll
    • regsvr32.exe shell32.dll
    • regsvr32.exe initpki.dll
    • regsvr32.exe wuapi.dll
    • regsvr32.exe wuaueng.dll
    • regsvr32.exe wuaueng1.dll
    • regsvr32.exe wucltui.dll
    • regsvr32.exe wups.dll
    • regsvr32.exe wups2.dll
    • regsvr32.exe wuweb.dll
    • regsvr32.exe qmgr.dll
    • regsvr32.exe qmgrprxy.dll
    • regsvr32.exe wucltux.dll
    • regsvr32.exe muweb.dll
    • regsvr32.exe wuwebv.dll
  9. This next line will now reset Winsock
    • netsh winsock reset
  10. Now you can restart the BITS service and the Windows Update service
    • net start bits
    • net start wuauserv

By following these steps, you should get rid of any errors related to your Windows Update components.

Did you find our guide to be useful? Let us know what other errors you encounter in the comment section below.

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