Windows Update Not Working.

Article ID: 555989
Author: Nirmal Sharma MVP
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SUMMARY

This article explains how you can make your Windows Update to work again.
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MORE INFORMATION

To automatically fix a lot of Windows Update issues, click the Fix-it button below. Then click Run In the File Download dialog box, and follow the steps in the Fix it wizard.
Fix this problem
Windows Update troubleshooter
Notes
  • This wizard may be in English only. However, the automatic fix also works for other language versions of Windows.
  • If you are not on the computer that has the problem, save the Fix it solution to a flash drive or a CD and then run it on the computer that has the problem.
To fix this problem yourself, follow the steps below:


You can try to register the following DLLs if Windows Update service is not starting up or having some issue updating/running Windows Updates:
 
1. Create a batch file and copy the following contents in it and then double click on it to register modules.
 
regsvr32 c:\windows\system32\vbscript.dll
regsvr32 c:\windows\system32\mshtml.dll
regsvr32 c:\windows\system32\msjava.dll
regsvr32 c:\windows\system32\jscript.dll
regsvr32 c:\windows\system32\msxml.dll
regsvr32 c:\windows\system32\actxprxy.dll
regsvr32 c:\windows\system32\shdocvw.dll

2. Restart the Windows Update and Automatic service
 
3. Stop the Cryptographic Service
 
4. Remove the folder \Windows\System32\Catroot2
 
5. Rename the \Windows\SoftwareDistribution folder.
 
This above folder is the restoration point for Windows Update service.
 
6. Now restart the Cryptographic Service.

7. Create another batch file and put the following lines in it and then double click on it to register the modules:

regsvr32 /s Softpub.dll
regsvr32 /s Mssip32.dll
regsvr32 /s Initpki.dll
regsvr32 softpub.dll
regsvr32 wintrust.dll
regsvr32 initpki.dll
regsvr32 dssenh.dll
regsvr32 rsaenh.dll
regsvr32 gpkcsp.dll
regsvr32 sccbase.dll
regsvr32 slbcsp.dll
regsvr32 cryptdlg.dll
regsvr32 Urlmon.dll
regsvr32 Shdocvw.dll
regsvr32 Msjava.dll
regsvr32 Actxprxy.dll
regsvr32 Oleaut32.dll
regsvr32 Mshtml.dll
regsvr32 msxml.dll
regsvr32 msxml2.dll
regsvr32 msxml3.dll
regsvr32 Browseui.dll
regsvr32 shell32.dll
regsvr32 wuapi.dll
regsvr32 wuaueng.dll
regsvr32 wuaueng1.dll
regsvr32 wucltui.dll
regsvr32 wups.dll
regsvr32 wuweb.dll
regsvr32 jscript.dll
regsvr32 atl.dll
regsvr32 Mssip32.dll
 
Your Windows Update should work.
 
For more information about fixing Windows Update issues, visit: http://support.microsoft.com/kb/2700567
(http://support.microsoft.com/kb/2700567)



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Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use
(http://go.microsoft.com/fwlink/?LinkId=151500)
for other considerations.
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Article ID: 555989 - Last Review: August 23, 2012 - Revision: 2.0
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