Центр обновления Windows

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update]
"AUOptions"=dword:00000001

Manually reset Windows Update components
Important Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.

To reset the Windows Update components, follow these steps:

Open a command prompt. To do this, use one of the following methods, depending on your version of Windows:
Windows 8.1 and Windows 8: From the Start screen, swipe in from the right side to display the charms, select Search, and then search for cmd. (Or, if you are using a keyboard and mouse, type cmd at the Start screen.) In the search results, press-and-hold or right-click Command Prompt, and then select Run as Administrator.
Windows 7 and earlier versions: Press the Windows logo key + R, type cmd in the Run box, and then press Enter. Right-click cmd, and then select Run as Administrator.
Stop the BITS service, the Windows Update service, and the Cryptographic service. To do this, at a command prompt, type the following commands. Make sure that you press Enter after you type each command.
net stop bits
net stop wuauserv
net stop appidsvc
net stop cryptsvc
Delete the qmgr*.dat files. To do this, at a command prompt, type the following command, and then press Enter:
Del "%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\qmgr*.dat"
If this is your first attempt at resolving your Windows Update issues by following the steps in this article, you should skip step 4 and go to step 5. You should follow step 4 at this point in the troubleshooting only if you cannot resolve your Windows Update issues after you follow all steps except step 4. (Step 4 is performed by the "Aggressive" mode of the Fix it Solution that was mentioned earlier.)
Rename the softare distribution folders backup copies. To do this, at a command prompt, type the following commands. Make sure that you press Enter after you type each command.
Ren %systemroot%\SoftwareDistribution SoftwareDistribution.bak
Ren %systemroot%\system32\catroot2 catroot2.bak
Reset the BITS service and the Windows Update service to the default security descriptor. To do this, at a command prompt, type the following commands. Make sure that you press Enter after you type each command.

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)

At a command prompt, type the following command, and then press Enter:
cd /d %windir%\system32
Reregister the BITS files and the Windows Update files. To do this, at a command prompt, type the following commands. Make sure that you press Enter after you type each command.
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
Reset Winsock. To do this, at a command prompt, type the following command, and then press Enter:
netsh winsock reset
If you are running Windows XP, you have to configure the proxy settings. To do this, at a command prompt, type the following command, and then press Enter:

proxycfg.exe -d
If you are running other versions of Windows, at a command prompt, type the following command, and then press Enter:
netsh winhttp reset proxy
Restart the BITS service, the Windows Update service, and the Cryptographic service. To do this, at a command prompt, type the following commands. Make sure that you press Enter after you type each command.
net start bits
net start wuauserv
net start appidsvc
net start cryptsvc
Windows Vista only: Clear the BITS queue. To do this, at a command prompt, type the following command, and then press Enter:
bitsadmin.exe /reset /allusers
Install the latest Windows Update Agent.
Restart the computer.