Fix MoUSO Core Worker Process in Windows 10

Fix MoUSO Core Worker Process in Windows 10

Windows repeatedly waking up PC from sleep mode can be irritating and cause several issues. MoUSO Core Worker Process is responsible for this error. It is a program that coordinates Windows Update operation. It exclusively works in the back end and doesn’t hinder regular processes. But, sometimes in sleep mode it often wakes your system without permission. We bring to a perfect guide to fix MoUsoCoreWorker.exe process issue in Windows 10.

Fix MoUSO Core Worker Process in Windows 10

How to Fix MoUSO Core Worker Process in Windows 10

Here are some plausible reasons why MoUSO Core Worker Process may wake up your PC from sleep.

  • Outdated Windows
  • Incorrect Power Settings
  • Interference by third party applications
  • Orchestrator Service issues

After understanding why MoUsoCoreWorker.exe keeps waking up your PC from sleep, let us go to into the method for resolving this MoUsoCoreWorker.exe process error in Windows 10.

Method 1: Uninstall GoodSync

Syncing third-party applications can keep your PC engaged causing MoUSO Core Worker Process to run continuously. They may cause this MoUsoCoreWorker.exe process error. GoodSync app is well-known for causing such issues. You can fix this by disabling or uninstalling such programs using the steps below.

1. Press the Windows + I keys together to open Settings.

2. Select Apps option from Settings window.

click on Apps in Windows Settings. Fix MoUsoCoreWorker.exe process error

3. Select Apps and features on the left pane. After that, scroll down in the right pane and select GoodSync app and click on Uninstall button.

Uninstall button for GoodSync app. Fix MoUsoCoreWorker.exe process error

4. Click Uninstall on the confirmation prompt.

Uninstall button. Fix MoUSO Core Worker Process in Windows 10

5. Again, click Uninstall on Uninstall GoodSync window.

Note: You can check the box marked Delete Private Data (Jobs, Credentials, Logs) if you have a backup of your private data.

Uninstall button. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

6. Click Yes on GoodSync Runner popup.

Yes option. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

7. After uninstallation is complete, restart PC.

Also Read: Fix the Trust Relationship Between This Workstation and the Primary Domain Failed

Method 2: Disable Wake Timers

Wake timers are used for waking your PC automatically to complete specified tasks at a certain time. Sometimes they can disturb PC when it is on Sleep mode, thus causing this MoUsoCoreWorker.exe process error. Follow the steps given below and disable them.

1. Press the Windows key and type control panel, and click on Open.

Control Panel in the Windows Search Bar. Fix MoUsoCoreWorker.exe process error

2. Select Hardware and Sound option.

Hardware and Sound option

3. Select Power Options on Hardware and Sound page.

Power Options option. Fix MoUSO Core Worker Process in Windows 10

4. Click Change plan settings as shown.

Change plan settings option. Fix MoUsoCoreWorker.exe process error

5. Click Change advanced power settings. Power Options window will open.

Note: You can directly open Power Options from Desktop by running control.exe powercfg.cpl,,3 command in Run dialog box.

Change advanced power settings option

6. Locate Sleep and click on the + icon to expand it. You will see Allow Wake Timers option.

Allow Wake Timers option. Fix MoUSO Core Worker Process in Windows 10

7. Again click on the + icon to expand Allow Wake Timers and select Disable both On Battery and Plugged in.

On Battery and Plugged in are disabled

8. Click Apply and OK to save changes.

Apply and OK buttons

9. After that, reboot the PC.

Check if this MoUsoCoreWorker.exe process error is fixed.

Also Read: Fix Multiple Google Chrome Processes Running

Method 3: Stop Update Orchestrator Service

UsoSVC or Update Orchestrator Service organises updates released by Windows and does tasks like downloading, verifying and installing updates. It may trigger MoUSO Core Worker Process and could be the cause behind this error. To fix this issue, you can disable UsoSVC by following these steps.

Note: You will need to enable update orchestrator service whenever you update your PC.

1. Hit the Windows key, type services, and click on Run as administrator.

Services in search menu. Fix MoUSO Core Worker Process in Windows 10

2. Locate and right-click on Update Orchestrator Service and select Properties.

Properties option

3. In the General tab, change Startup type to Disabled.

Startup type set as disabled

4. Click Apply and OK to confirm changes.

Method 4: Disable Task Scheduler

Task Scheduler is a service that enables you to schedule and perform any task on your PC without manual intervention at any specific time. Sometimes a planned automated task can wake PC from sleep, causing this MoUsoCoreWorker.exe process issue. Follow the instructions below to turn off Task Scheduler.

1. Press Windows + R keys simultaneously to open the Run dialog box.

Run Dialog Box

2. Type taskschd.msc on Run Dialog Box and press Enter to launch Task Scheduler.

Run Dialog Box. Fix MoUSO Core Worker Process in Windows 10

3. In Task Scheduler Window, navigate to the Task Scheduler Library > Microsoft > Windows > UpdateOrchestrator folder on the left pane.

UpdateOrchestrator folder

4. In the UpdateOrchestrator folder, find and right-click Schedule scan task and select Disable.

Disable option

5. Exit Task Scheduler and restart the PC

Also Read: How to Check How Much VRAM Do I Have on Windows 10

Method 5: Update Windows

Outdated Windows PC can create compatibility issues. Microsoft team releases updates to fix bugs and add other useful features. Updating Windows may fix this MoUsoCoreWorker.exe process issue. Follow these to do so.

1. Press the Windows + I keys simultaneously to launch Settings.

2. Click on the Update & Security tile, as shown.

Update and Security. Fix MoUSO Core Worker Process in Windows 10

3. In the Windows Update tab, click on Check for updates button.

Click on Check for updates button.

4A. If a new update is available, then click Install Now and follow the instructions to update.

Click on install now to download the available updates. Fix MoUSO Core Worker Process in Windows 10

4B. Otherwise, if the Windows is up-to-date, then it will show You’re up to date message.

windows update you're up to date message

Method 6: Use Registry Editor

Registry Editor is a repository containing all configurations, values and settings for Windows. We can use it to create NoAutoRebootWithLoggedOnUsers DWORD which will stop PC from auto rebooting and may fix this MoUsoCoreWorker.exe MoUSO Core Worker process error. Follow the below-mentioned steps to do it.

Note: Modifying Registry Editor may cause issues. Create Registry backup before following this method as shown below.

1. Press Windows + R keys together to open the Run dialog box.

Run Dialog Box

2. Type regedit and click OK to launch Registry Editor.

Run Dialog Box. Fix MoUSO Core Worker Process in Windows 10

3. Click on File and select the Export… option. It will open Export Registry File window.

Export option

4. Name it accordingly and click on Save. Registry Backup will be created which you can import if things go wrong.

Export Registry File window

5. After creating backup, navigate to the following path in Registry Editor.

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU

go to the given location in Registry editor

6. In the right pane, locate and double click NoAutoRebootWithLoggedOnUsers key.

7. Set Value data as 1 on the popup and click OK to save changes.

set NoAutoRebootWithLoggedOnUsers key value data as 1 in Registry Editor Edit Dword value

8. Exit Registry Editor and restart the PC.

Also Read: How to Fix hkcmd High CPU Usage

Method 7: Restart Windows Update Service

If your PC is unable to Sleep it may be because Windows Update service not working properly because of various errors. To resolve this, restart Windows Update service by following these steps.

1. Press the Windows key and type services and click on Run as administrator to launch Services window.

Services window in search bar. Fix MoUSO Core Worker Process in Windows 10

2. Locate and right-click on Windows Update service and select Stop.

Stop option

3. After that, minimize Service window.

4. Press Ctrl + Shift + Esc keys simultaneously to open Task Manager.

5. Click on More details.

More details option

6. Locate and right-click on MoUSO Core Worker Process and select End task.

End task option. Fix MoUSO Core Worker MoUsoCoreWorker.exe process error in Windows 10

7. Close Task Manager and maximize Services window.

8. Right-click on Windows Update and select Start.

Start option. Fix MoUSO Core Worker MoUsoCoreWorker.exe Process in Windows 10

After restarting Windows Update service, check if this MoUsoCoreWorker.exe process error is resolved.

Method 8: Change Windows Update Service Startup Mode

If the Windows Update service is set as manual in Startup type, it can sometimes freeze during its processes which may trigger PC to wake up from sleep. You can fix this issue by changing its Startup type to Automatic and to do that follow the steps below.

1. Follow Step 1 from Method 7 to open Services.

2. Locate and right-click Windows Update service and select Properties to open Properties window.

Properties option. Fix MoUsoCoreWorker.exe process error

3. In General tab, change Startup type to Automatic from drop down list.

Startup type set as Automatic. Fix MoUsoCoreWorker.exe process error

4. Click Apply and OK to save changes.

5. In Services window right-click on Windows Update service again and select Restart.

Restart option. Fix MoUSO Core Worker MoUsoCoreWorker.exe error Process in Windows 10

6. When Windows update has restarted, close Services window.

Note: If the error persists, try to stop automatic updates and check if it works for you.

Method 9: Run Windows Update Troubleshooter and Power

Troubleshooting detects and resolves any problem present within a program. As MoUSO Core Worker Process is related to Windows updates, running Windows update troubleshooter can resolve the error. You can do it by following our guide to Run Windows Update Troubleshooter.

Also Read: Fix .NET Runtime Optimization Service High CPU Usage

Method 10: Run Power Troubleshooter

If you are still facing this issue after running Windows Update Troubleshooter, try running Power troubleshooter to see if it resolves it. Follow the steps to do the same.

1. Hit the Windows + I keys together to open Settings.

2. Select Updates and Security on Settings page.

Update & Security option

3. Click on the Troubleshoot menu on the left pane.

4. Then, select the Power option under Find and fix other problems section and click the Run the troubleshooter button.

run Power troubleshooter

5. Wait for the troubleshooting process to complete and reboot your PC.

Method 11: Restore Default Power Settings

If power settings are misconfigured, then can affect functioning of sleep mode on PC. Try changing power settings to default and see if it fixes this MoUsoCoreWorker.exe process issue. To do so, follow the given steps.

1. Press the Windows key and type command prompt and select Run as administrator to launch Command Prompt.

Command Prompt in search menu. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

2. Type the following command in Command Prompt and press Enter key to execute it. Once command is executed, power settings will revert to default settings.

powercfg -restoredefaultschemes

Command to set default Power Settings. Fix MoUSO Core Worker Process in Windows 10

3. Exit Command Prompt and reboot the PC.

Method 12: Overrule MoUSO Core Worker Process Request

Another way to fix this issue is by modifying your power settings to overrule MoUSO Core Worker Process request. To do it, follow these instructions carefully.

1. Follow Step 1 from Method 11 to open Command Prompt as administrator.

2. Type the following command to overrule MoUSO Core Worker Process request and press the Enter key.

 powercfg /requestsoverride process MoUsoCoreWorker.exe execution

Command to overrule MoUSO Core Worker Process request. Fix MoUsoCoreWorker.exe process error

3. After executing the previous command, type the following command to verify the overrule process and press the Enter key.

powercfg /requestsoverride

Command to verify overrule MoUSO Core Worker Process request process. Fix MoUSO Core Worker Process in Windows 10

Note: In case you want to stop overruling MoUSO Core Worker Process request, simply execute this command in Command Prompt.

powercfg /requests override process MoUsoCoreWorker.exe

Command to stop overrule of MoUsoCoreWorker.exe MoUSO Core Worker Process request

Also Read: Fix DISM Host Servicing Process High CPU Usage

Method 13: Disable Troublesome Hardware Components

MoUSO Core Worker Process may stay if it is unable to power off certain hardware components. It can be fixed by disconnecting such hardware devices by enabling PC to power them off. Follow the steps below do the same

1. Press the Windows key, type Device Manager and click on Open.

Open device manager. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

2. Select and expand Universal Serial Bus Controllers. Choose a device, right-click on it and select Properties. It will open Properties window.

Properties option. Fix MoUsoCoreWorker.exe process error

3. Go to Power Management tab, check the box marked Allow the computer to turn off this device to save power and click OK to save changes.

Allow the computer to turn off this device to save power check box. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

4. Repeat the process for all other devices to identify which ones are the problematic hardware devices and disable them.

5. If the issue persists, you can run the following command to check which devices are not powered off and hit the Enter key.

powercfg -devicequery wake_armed

Command to display devices which can't be turned off. Fix MoUsoCoreWorker.exe MoUSO Core Worker Process in Windows 10

6. After this command is executed unplug the device mentioned in Command Prompt or modify its properties by going to the Power Management tab as shown in Step 3.

Method 14: Perform System Restore

If none of the above solutions works, your final option is to perform System Restore. If you are unable to identify any program or driver causing MoUSO Core Worker Process to constantly wake up PC from sleep, restore your PC to a previous date by following our guide to Use System Restore on Windows 10. This method will surely fix the issue.

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We hope that this guide was helpful and you were able to stop MoUSO Core Worker Process from waking your PC from sleep. Let us know which method worked for you the best. If you have any queries or suggestions then feel free to drop them in the comments section.

Posted by
Elon Decker

Elon is a tech writer at TechCult. He's been writing how-to guides for about 6 years now and has covered many topics. He loves to cover topics related to Windows, Android, and the latest tricks and tips.

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