[Fixed] Window Error Code 80072f78 Solutions

Causes of error code 80072f78 

Error Code 80072f78 error code is common for all the Windows Operating systems when you try to install the updates. This error code appears when Windows 10 or Windows 7 update system is broken or there is network related issues and concerns.

Usual causes for this Error Code 80072f78 are communication failure over the Internet with Microsoft update servers.

Firstly, I will suggest you to do Windows Troubleshoot for Error Code 80072f78.

After that,

Disable the proxy internet connection and try again to install the update.

How a proxy connection can be disabled?

  1. First, open Internet Explorer and click on Tools->Internet Options

  2. Then, go to Connections and LAN Settings
  3. Finally, make sure the Proxy server is disabled.

Simultaneously, second case is with your Antivirus. There are proxy settings enabled under your settings of any security programs that you are using.

If you cannot find the procedure to stop it, you can ask our techs on chat support to guide you.

Repair and Solutions for Error Code 80072f78:

There are failed windows update services that could also cause you this Error 80072f78 while updating Windows.

Try the below steps to repair Windows services:

Repairing Windows update services is not possible like you repair any windows apps from the add/remove programs. There is a procedure that you need to follow through command lines.

This requires the user to have administrator rights on his computer. As per the Microsoft set of rules defined on various Knowledge base articles, the steps are simplified as mentioned here to reset your windows update services.


Following these steps carefully will not make any changes to your personal data or programs. It will only reset the Windows update services.

  1. First, open Command Prompt as Administrator by right clicking on it.
  2. Then go to c:\windows\
  3. Now, rename the software distribution folder to old
  4. Some cases it may not happen until you stop the windows update services
  5. To stop that run a command line “Net stop wuauserv” and hit Enter

  6. Followed by try to rename this folder software distribution to old
  7. Then you can restart the windows update service
  8. Next, use this command “Net start wuauserv” and hit Enter

  9. Finally, Check for updates now.

SFC Scan to Fix Error Code 80072f78:

SFC SCAN is the command line that we use to do this process. I will explain you the steps in detail on how to perform this scan.

  • Firstly, open the Command Prompt as an Administrator.
  • Then type this below syntax on the command line window.
  • Finally, Hit Enter

This process may result positive note saying all the issues are resolved and the flip side the negative result could be that your windows is corrupted.

Final Solution:

In this case, you should really work hard to reinstall windows operating system.

Backing up data is the foremost important thing in order to make sure you won’t lose your personal files.

In Conclusion,

If you have a problem in doing this method, we advise you to choose a Technical Support from us to help you better.

In addition, you can check the reviews of Assured assist from your friends and family.

Error Code 80072f78
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I am sure any disaster that would have happened for few are due to their system hardware dependencies. It is just a fluke to get such issues as 1 in 100.

We give you assurance about your money and the service. If you like to see the procedure for a paid support, you may ask the Tech available online here on this page.