mouso core worker process

Users have been reporting that a process, MoUSOCoreWorker.exe, has constantly been running in the background on their Windows 10 systems. If you view the same thing, then you might be thinking that it’s a suspicious process, more likely to be a virus. However, it’s not; rather, it’s a file related to Windows Update, and it’s from Microsoft.

On the other hand, your Windows PC might keep waking up from sleep consistently and this process is responsible for this instance. Well, this is not the single file that can cause the same consequence. USOCoreWorker.exe, USOClient.exe, and other DLL files can trigger the menace.

Let’s check out what MoUSOCoreWorker.exe or Mo USO Core Worker process is and how you can stop it from running.

Introduction to MoUSOCoreWorker.exe

USOCoreWorker.exe or MoUSOCoreWorker.exe files are inseparable components for the wuauclt.exe command in Windows 10. These programs keep running in the background to check for available Windows Updates. You might have seen the ‘Checking for Updates’ notification, and that’s exactly what these .exe files execute. They are also called Windows Update AutoUpdate Client.

They are new programs that can trigger your firewall and antivirus software. So, make sure that you have whitelisted MoUSOCoreWorker.exe or similar files. USO means Update Session Orchestrator, and this kind of file appears on Task Manager every time it’s searching for a Windows update.

Why does MoUSOCoreWorker.exe prevent Windows PC from Uninterrupted Sleep?

You might notice your PC from recovering from Sleep mode and while investigating the reason, find out the Mo USO Core Worker process. The Windows computer might be waking up randomly because the process might fail to determine the Windows update’s status. And, this is why the process keeps running and keeps the computer awake even in Sleep mode.

How can You Prevent MoUSOCoreWorker.exe from Running Indefinitely?

Whenever you click the Check for Update button, the Mo USO Core Worker process starts running. It might trigger unexpected issues, sometimes. Here are the solutions to keep your PC running optimally.

Go for Windows Update Troubleshoot

Since this file relates to the Windows update, you should try the easiest hack first. You can try the in-built Windows Update Troubleshooting to keep such hassles at bay. Follow the guidelines below to get started:

  1. Expand the Settings on your Windows device. You can open Settings from the Start menu or simply press the Windows, and I keys to directly reach Settings.
  2. Choose the Troubleshoot option from the left pane of the window. Then, click Windows Update from the right pane of the screen.
  3. Tap on Run the Troubleshooter to proceed. The next window will start detecting issues with the associated update.
  4. Click on the ‘Apply this fix’ option after the troubleshooter has detected issues.

The entire process might take some time. So, keep patience and wait until the process gets completed. Additionally, your Windows PC will restart. After restarting, you can check whether it has fixed the issue due to MoUSOCoreWorker.exe.

Restart Services Related to Windows Update

If the first fix hasn’t worked for you, then you should move on and try this workaround. This solution includes restarting Windows Update services. Here’s how you can accomplish the task:

  1. Launch a Command Prompt window. Make sure that you open a Command Prompt with administrator privilege.
  2. Type the following command and press Enter: powercfg /requests.
  3. Check the screen and see if MoUSOCoreWorker.exe is listed on the window. If yes, then the Windows Update might be active in the background.
  4. Now, open Service Manager on your computer. Check where the Windows Update Service is, click on it, and restart the service.
  5. After that, you need to go to Command Prompt again. Pass the same powercfg /requests command. Check if the Mo USO Core Worker process has been eliminated from the list.

Make Use of Registry Editor

In case you are still experiencing the Mo USO Core Worker process running in the background, then you might have to try this solution. Interfering with Registry Editor is critical, therefore you have to pay attention while performing the following instructions:

  1. Launch a Run dialog box by pressing the Windows and R keys at the same time.
  2. Type “regedit” in the Open box of the Run dialog window. Click the OK button to open up the Registry Editor.
  3. Now, navigate to the path: HKEY_LOCAL_MACHINE > SOFTWARE > Policies > Microsoft > Windows > WindowsUpdate > Autopilot.
  4. Right-click on the free space. Click on New and go for DWORD (32-bit) Value.
  5. Just rename the value with NoAutoRebootWithLoggedOnUsers. Next, you need to double-click on the value to set it to 1.

Afterwards, you have to quit the Registry Editor window. Give your PC a restart and check if it has resolved the MoUSOCoreWorker.exe process running.

Can you Disable MoUSOCoreWorker.exe Process?

There are instances that MoUSOCoreWorker.exe has been using computer resources. And, it can overheat the Windows PC.

Hence, you might think that it’s the best practice if you disable the Mo USO Core Worker process. Check out the following instructions for a seamless operation:

  1. Go to the Search icon on your Windows PC. Click on it and search for Services. Open up the Services from the result.
  2. Scroll down in the list of Services until you can locate the Update Orchestrator Service. Right-click on it and choose the Stop option.
  3. After that, you need to double-click on the Update Orchestrator Service. Select Properties from the Menu. Go to the Startup Type and set it as Disabled.

Wrapping up….

There is a myth that MoUSOCoreWorker is a malicious file. But, it’s a legitimate file from Microsoft. Additionally, it has serious work-flows with the Windows system. In case you still have a doubt regarding the Mo USO Core Worker process, then you can verify its location on your computer.

Navigate the following file-path: C:\\Windows\System32. And, you will see that the Windows Update service is always running. Additionally, you will be assured that MoUSOCoreWorker.exe is not a copied file.

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