How to Fix Windows Update Service (wuauserv)

Windows Update Service (wuauserv) is a system service that checks for updates to the Windows platform. The windows update process can be troublesome, but by following these steps you will be able to fix it with minimal effort.

Solve Missing Windows Update Service (wuauserv)

When the Windows Update Service (wuauserv) is missing this can be a big problem.

You might get errors when trying to use Automatic Updates, or you might even have problems with Internet Explorer not being able to read XML files properly.

In order to fix these errors, follow this guide on how to restore the missing service.

Step 1. Figure out what the problem is

Figure out if you are having problems with Automatic Updates, or if XML files are not reading properly.

You can do this by launching the command prompt and typing in the following command:

If you see Windows could not start the Windows Update Service service then your problem is that the wuauserv isn’t running.

If Command Prompt responds by saying “Windows could not find…” then your issue might be related to XML files.

For further information continue to the next step.

Step 2. Check for missing wuauserv file using Microsoft’s Fix it tool  

If you are having problems with XML files, use Microsoft Fix it a tool to restore the missing service.

Step 3. If automatic updates are not working properly try this solution

If Automatic Updates are not working properly then please check your system time and change it back to default under Control Panel → Date/Time → “Set Time Automatically”.

There is no need for further action if you don’t experience any of the issues mentioned above.

Reset Windows Update Service (wuauserv)

If after following the above steps you are still experiencing any issues with your updates, then follow these next steps to reset the Windows Update Service (wuauserv):

Step 1. Open command prompt as administrator and type: net stop wuauserv

net stop wuauserv

The system will respond by saying “Windows update stopped” and will return you to a new line. If it doesn’t say “Windows update stopped”, please run the previous command again.

Step 2. Then type: “ren %systemroot%\system32\catroot2 catroot2a”

Step 3. Then type: “net start wuauserv”

Then press ↵ Enter and then close Command Prompt.

After following the above steps please check for updates again, as Windows Update Service (wuauserv) might have been broken which prevented you from receiving updates.

Sometimes the service is actually blocked instead of being missing, so this command will also reset any blocking whilst trying to update your computer system too.

Fix “0xc1900118” Windows Update Error

In some rare cases, you might receive error 0xc1900118 while trying to run this fix or after running it.

If that happens don’t worry, because it won’t prevent the update process to function properly. To solve this problem follow these steps:

1) Download and save this file:

2) Right-click on the downloaded file and choose “Extract All”.

3) Open Command Prompt (Admin).

4) Go to the directory where you saved the files (using “cd”).

5) Run this command: “expand -f:* wuaueng.dll %TEMP%”

6) Reboot your PC and start checking for updates again.

If automatic updates are still not working properly after following the above steps, please check if you have installed any recent Windows Updates before running this fix or after running it.

This could also be a case that an antivirus program is blocking the process, so ensure to turn off your antivirus and VPN prior to starting the update process.

Frequently Asked Questions (FAQs)

Q. When I try to run the Fix It Solution for XML files, I get an error that says “Could not start the Windows Update Service on Local Computer. Error 1067: The process terminated unexpectedly.”

A. Unfortunately this could be caused by aggressive antivirus software which is blocking this service. Please turn off your Antivirus and VPN prior to running this Fixit tool solution.

Q. I am using VPN or antivirus software which is blocking the process, how can I ensure that they are turned off?

A. Please ensure you turn off your Antivirus, VPNs, Kaspersky AntiVirus Personal Pro etc prior to starting the update process.

Q. My computer is not responding when running any of the commands in Command Prompt (cmd). What should I do?

A. Windows has stopped working error can be caused by corrupted files in system root directory, corrupt installation of Windows Updates or too many applications running at startup which is blocking the process.

If you are still not able to run the commands please follow these steps:

1) Open cmd as administrator

2) Type “net stop wuauserv” and press ↵ Enter. Wait for processes to be stopped before attempting the next step.

3) then type “ren %systemroot%\system32\catroot2 catroot2a” and press ↵ Enter.

4) Next type “net start wuauserv” and press ↵ Enter.

5) Reboot your PC.


Please try to follow the steps in order.

If you are still having problems with Windows updating, please feel free to reply using the “Reply” button below this article or post your comments on our website which is linked at the bottom of this article.


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