A few days ago, after reinstalling the system and manually running Windows Update, I found that the Update always reported errors. At first, I thought that Microsoft was blocked or the network problem, but after changing several network environments, I found that it still did not work. Searching the Internet for error codes, deleting files and restarting services is useless.

I found a way to reset Windows Update on Microsoft’s official website.

The method is as follows:

How to reset Windows Update component?

•  Email
•  print

If you receive a Windows Update error, try the solution for common Windows Update errors.

Automatic reset Windows update component

To automatically reset Windows Update components, click Run Now and follow the on-screen instructions.

Windows 8.1, Windows 8 and Windows 7

Windows Vista and Windows XP

Manually reset Windows Update components

Major Follow the steps in this section carefully. Improper modifications to the registry can cause serious problems. Before modifying, back up the registry for restoration in case of problems.

To reset the Windows Update component, follow these steps:

1. Open a command prompt. To do this, take any of the following steps depending on your Version of Windows: 1.Windows 8.1 and Windows 8: In the Start screen, slide in from the right edge of the screen to display the super button, select Search, and then search CMD. (Or, if you are using a keyboard or menu, type CMD in the Start screen.) In the search results, hold down or right-click Command Prompt, and choose Run as Administrator. 2.Windows 7 and earlier: Press the Windows logo key + R, type CMD in the Run box, and then press Enter. Right-click CMD and choose Run as Administrator from the shortcut menu.

2. Stop the BITS service, Windows Update service, and encryption service. To do this, type the following command at the command prompt. Make sure you press Enter after typing each command. 1.net stop bits 2.net stop wuauserv 3.net stop server 4.net stop cryptsvc

3. Delete the QMGR *.dat file. To do this, type the following command at the command prompt and then press ENTER: Del “%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\ QMGR *.dat”

4. If you are following the steps in this article for the first time to try to fix Windows Update, you can skip from Step 4 to Step 5. Perform Step 4 only if you cannot resolve the Windows Update issue after following all the steps except Step 4. (The steps in Step 4 are performed in the “active” mode of the Fix It solution mentioned earlier.)

   1. Renames backup copies of software distribution folders. To do this, type the following command at the command prompt. Make sure you press Enter after typing each command. 1.Ren %systemroot%\SoftwareDistribution SoftwareDistribution.bak 2.Ren %systemroot%\system32\catroot2 catroot2.bak

   2. Resets the BITS service and Windows Update service to default security descriptors. To do this, type the following command at the command prompt. Make sure you press Enter after typing each command. 1.

      sc.exe sdset bits D:(A;; CCLCSWRPWPDTLOCRRC;;; SY)(A;; CCDCLCSWRPWPDTLOCRSDRCWDWO;;; BA)(A;; CCLCSWLOCRRC;;; AU)(A;; CCLCSWRPWPDTLOCRRC;;; PU)Copy the code

      sc.exe sdset wuauserv D:(A;; CCLCSWRPWPDTLOCRRC;;; SY)(A;; CCDCLCSWRPWPDTLOCRSDRCWDWO;;; BA)(A;; CCLCSWLOCRRC;;; AU)(A;; CCLCSWRPWPDTLOCRRC;;; PU)Copy the code

5. Type the following command at the command prompt, and then press ENTER: CD /d %windir%\system32

6. Re-register the BITS file and Windows Update file. To do this, type the following command at the command prompt. Make sure you press Enter after typing each command. 1.regsvr32.exe atl.dll 2.regsvr32.exe urlmon.dll 3.regsvr32.exe mshtml.dll 4.regsvr32.exe shdocvw.dll 5.regsvr32.exe browseui.dll 6.regsvr32.exe jscript.dll 7.regsvr32.exe vbscript.dll 8.regsvr32.exe scrrun.dll 9.regsvr32.exe msxml.dll 10.regsvr32.exe msxml3.dll 11.regsvr32.exe msxml6.dll 12.regsvr32.exe actxprxy.dll 13.regsvr32.exe softpub.dll 14.regsvr32.exe wintrust.dll 15.regsvr32.exe dssenh.dll 16.regsvr32.exe rsaenh.dll 17.regsvr32.exe gpkcsp.dll 18.regsvr32.exe sccbase.dll 19.regsvr32.exe slbcsp.dll 20.regsvr32.exe cryptdlg.dll 21.regsvr32.exe oleaut32.dll 22.regsvr32.exe ole32.dll 23.regsvr32.exe shell32.dll 24.regsvr32.exe initpki.dll 25.regsvr32.exe wuapi.dll 26.regsvr32.exe wuaueng.dll 27.regsvr32.exe wuaueng1.dll 28.regsvr32.exe wucltui.dll 29.regsvr32.exe wups.dll 30.regsvr32.exe wups2.dll 31.regsvr32.exe wuweb.dll 32.regsvr32.exe qmgr.dll 33.regsvr32.exe qmgrprxy.dll 34.regsvr32.exe wucltux.dll 35.regsvr32.exe muweb.dll 36.regsvr32.exe wuwebv.dll

7. Reset Winsock. To do this, type the following command at the command prompt and then press ENTER: netsh Winsock Reset

8. If you are using Windows XP, you need to configure the proxy Settings. To do this, type the following command at the command prompt and then press ENTER: proxycfg.exe -d

   If you are running another version of Windows, type the following command at the command prompt and press ENTER: netsh winHTTP Reset Proxy

9. Stop the BITS service, Windows Update service, and encryption service. To do this, type the following command at the command prompt. Make sure you press Enter after typing each command. 1.net start bits 2.net start wuauserv 3.net start appidsvc 4.net start cryptsvc

10. Windows Vista only: To do this, type the following command at the command prompt and then press ENTER: bitsadmin.exe /reset /allusers

11. Install the latest Windows Update Agent.

12. Restart the computer.

How do I reset the Windows Update component?

Once the reset is complete, bring up the Run dialog and enter services. MSC in the dialog to open the Services dialog and find and start the following services:

Background Intelligent Transfer Service

Remote Procedure Call (RPC) Locator

Security Center

Windows Update

Once done, it can be updated normally.