[Fixed] Window Error Code 0x80071a91 Solutions

Error Code 0x80071a91 error code is common for all the Windows Operating systems when you try to install the updates. It usually appears when Windows 10 or Windows 7 update system is broken or there are network-related glitches.

Usual causes for this Error Code 0x80071a91are communication failure over the internet with Microsoft update servers.

Firstly, I will suggest you do Windows Troubleshoot for Error Code 0x80071a91.

After that,

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

The procedure to disable the proxy connection is as follows:

  1. Open Internet Explorer and click on Tools->Internet Options
  2. Goto Connections and LAN Settings
  3. Check to make sure the Proxy server is disabled.

The second case would be with your Antivirus. There are proxy settings enabled under your settings of any security programs that you may be 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 0x80071a91:

There are failed windows update services that could also cause you this Error 0x80071a91while 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.

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

  1. Open command prompt as administrator by right-clicking on it.
  2. Goto c:\windows\
  3. Rename software distribution folder to old
  4. In some cases, it may not happen until you stop the windows update services
  5. To stop that, you can run a command-line net stop wuauserv and hit enter
  6. Followed by you can try to rename this folder software distribution to old
  7. Then you can restart the windows update service
  8. Use this command “net start wuauserv” and hit enter
  9. Check for updates now.

SFC Scan to Fix Error Code 0x80071a91:

SFC SCAN is the command line that we use to do this process. I will explain to 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.
  • SFC /SCANNOW
  • And Hit Enter

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

Final Solution:

In this case, you should really work hard to reinstall the 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 trouble with doing this method, we advise you to choose Technical Support from us to help you better.

We have many users who got it resolved in their first attempt with us and had given many positive feedbacks and star ratings for this article.

Error Code 0x80071a91
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And I am sure any disaster that would have happened for a few are due to their system hardware dependencies. An old computer which got upgraded from XP to 10 or 7 to 10 is certainly not compatible with this program. 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.

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