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In this article, learn how to fix unresolved 'Windows Update Components must be repaired' in Windows 10, by resetting Windows Update components.

You’re always recommended to install latest Windows Updates available to you. At most of time, the updates installed smoothly. However, at some times, you may have trouble installing updates. In such a case, you’re suggested to Windows Update troubleshooter/diagnostic to find and fix issues with Windows Update, automatically.

However, in some cases, troubleshooter may identify issues but unable to fix them. One such common issue which troubleshooter fails to fix is:

Windows Update Components must be repaired

FIX Windows Update Components Must Be Repaired In Windows 10

If you’re also in situation, where troubleshooter is unable to resolve your Windows Update related issue, you need to fix it manually at your end.

You can try below mentioned steps to repair or reset Windows Update components, as suggested by Microsoft.

FIX: ‘Windows Update Components Must Be Repaired’ In Windows 10

FYI: You must create a System Restore point first, before proceeding with below mentioned steps.

1. Right click Start Button or press W8K + X keys and select Command Prompt (Admin) to open Command Prompt as administrator.

2. In administrative or elevated Command Prompt window, type these commands and press Enter key after each:

net stop bits
net stop wuauserv
net stop cryptsvc

When you run net stop cryptsvc command, you’ll be asked to stop Application Identity service as well (Application Identity service is dependent upon Cryptographic Services). Type Y, when prompted (refer below screenshot).

FIX Windows Update Components Must Be Repaired In Windows 10

3. Then execute following commands to reset updates database, reset default security descriptors for update services:

ren %systemroot%\SoftwareDistribution SoftwareDistribution.bak
Ren %systemroot%\system32\catroot2 catroot2.bak
sc.exe sdset bits D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)
sc.exe sdset wuauserv D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)

FIX Windows Update Components Must Be Repaired In Windows 10

4. Moving on, execute following commands now:

cd /d %windir%\system32

Now we need to re-register Windows Update components.

FIX Windows Update Components Must Be Repaired In Windows 10

5. To re-register Windows Update components, type below mentioned commands one-by-one and press Enter key after each. You’ll get DllRegisterServer in <component name> succeeded message (refer above screenshot), when these components are registered successfully.

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

FIX Windows Update Components Must Be Repaired In Windows 10

6. Then execute following command:

netsh winsock reset

FIX Windows Update Components Must Be Repaired In Windows 10

Close Command Prompt and reboot your system now.

7. After reboot, open administrative Command Prompt (repeat step 1) and type these command followed by Enter key:

net start bits
net start wuauserv
net start cryptsvc
net start appidsvc

FIX Windows Update Components Must Be Repaired In Windows 10

Close Command Prompt. You’ve successfully repaired or reset Windows Update components. The issues you were facing earlier with Windows Update feature must be resolved now.

That’s it!


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