Windows Update Error code 800736cc in Windows 10/8/7

This article describes Windows Update error code 800736cc. If it not working properly or throwing an error while installing and updating and upgrading Windows.

Disclaimers: Before you attempt to fix an issue with the windows update, we highly recommend you to take a registry back up and create a system restore point as a precaution method. In case if something goes wrong, we can restore your computer to the same stage and fix the issues. (In case if you not sure how to back it up, talk to an expert for assistance.)

Error code 800736cc

Windows update Error code 800736cc

Causes of Windows Update Error Code 800736cc :

  • The WSUS platform being decommissioned or even migrated.
  • Port blocked
  • Temp files location contains active malware

How to Fix Windows Update Error Code 800736cc    :

Step1: Troubleshooting the system

  • Let’s open the browser and go to the Windows official support page.
  • Then download Windows Update Troubleshooter for the particular versions of your operating systems.
  • Go to the location you ‘ve saved the troubleshooter and launch the Wu.diagcab file.
  • Follow the process closely and fix the programs as you go through the troubleshooting steps.

Step2: Download the update manually

  • Open the browser and visit theMicrosoft Update Catalog Website.
  • In the update history page locate the latest Windows 10 knowledge base (kb) memorize then it copy and paste the search box and click enter.
Microsoft update catalog

Microsoft update catalog

  • Then Click Download button for the 64 bit (or) 32-bit versions of the update.In case you don’t your system type then following:
  • Open the settings and click System after that click on the option.
System settings

System settings

  • Finally, See the system type.
  • A popup Windows will appear with direct download link then click it to download the .msu.file.
System settings

System settings

  • Open the downloaded to start the update process.

Step3: Run DISM tool via command prompt

  • Open the start menu and search command prompt(Admin) from the list of items or type command prompt (Admin).
  • Submitted the administrator password and click allow or yes.
  • After that type the following commands and Enter for each command.

DISM.exe /Online /Cleanup-image /Restorehealth

  • Then the process is completed for wait some time.
command prompt

DISm tool via command prompt

  • Then the type of command: SFC/SCANNOW and press enter.
sfc scan

sfc scan

  • The process is completed then exit the command prompt and try to run Windows Update again.

Step4: Check date and time settings

  • open the start menu search for control panel after that it can open.
  • Then select the clock, language, and region option and go to the change settings option.
  • Then place a tick on synchronizing with an Internet time server and click on update now.
  • Finally, click ok and close the window.
  • Then Reboot your PC and check if date and time are set correctly.

Step5: Disable proxy

  • Open the Windows Key +R then open the Run Window.
  • Then type the inetcpl.cpl and press Enter.


  • Select the connections and open the LAN settings.
Internet connections

Internet connections

  • Find Automatically detect settings box and mark with a tick.
LAN settings

LAN settings

  • Finally, Unmark the proxy server box.

Step6: Reset Windows Update components

  • Open the command prompt (admin) Through the Start menu.
  • Type the following commands you will stop BITS, servicesandWindows update, Cryptographic Msi services, and press Enter each one of the commands

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”

Once it can be done.After that type, the following command and press enter to execute the command

cd /d %windir%\system32

  • Register the BITS files, Windows update files, type the following commands and press enter.

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 the Winsock, type the following commands and press enter.

netsh Winsock reset

Step7: Check proxy settings

  • open te Run Window and type the “CMD” (with quotes) then press OK.


  • In a command prompt copy, the following commands and press enter.

netsh win Http show proxy

Command prompt

Command prompt

You will need administrator access to run the above command, Simply right click on cmd button and select Run as administrator.

If you get the message Direct access, continue to next step otherwise disable proxy from network settings.

In most cases, Microsoft Windows update error 800736cc should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.

For More Details click Microsoft Live Assist

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