MoUSO Core Worker Process refers to a Microsoft Windows service that might top the Task Manager in terms of high disk, CPU, or RAM usage. Often, Windows users complain that MoUSOCoreWorker.exe keeps consuming lots of resources, resulting in slowed-down PCs
As a matter of fact, MoUSO Core Worker Process high memory exploitation can be annoying. The guide will help you understand the MoUSO Core Worker Process, what it does, and how you can fix the high resource utilization by the specific service. Let’s get started.
Introduction to MoUSO Core Worker Process
The term ‘USO’ in the MoUSO Core Worker Process stands for Update Session Orchestrator. You can sometimes find the MoUSOCoreWorker.exe running in the Task Manager window on your PC. Well, USO services control update sessions and decide what updates a PC should install first and what it should install later.
In particular, the MoUSO Core Worker Process tackles update sessions and takes care of the system while updating. Therefore, updates don’t get restricted. Moreover, the service saves Windows from potential threats while updating.
Earlier, wuauclt.exe or Windows Update AutoUpdate Client was in charge of all such Windows-update-related tasks in Windows 10. However, MoUSO CoreWorker.exe replaced the previous service in Windows 10 in September 2020. So, you can see the MoUSOCoreWorker.exe or USOCoreworker.exe in action if you have a Windows 10 or higher configuration on your device.
Is the MoUSO Core Worker Process a virus? After Windows replaced wuauclt.exe with MoUSOCoreWorker.exe, a few antivirus programs started recognizing the program as a virus or malware. Well, it’s not true. The MoUSOCoreWorker.exe is an important service for Windows 10 and higher versions.
Reasons Why the MoUSO Core Worker Process Uses High Disk/CPU/Memory
In general, the MoUSO Core Worker Process runs in the background of your Windows computer, especially when your operating system updates. It doesn’t usually interrupt other services and applications. Moreover, the MoUSOCoreWorker.exe can take up to 9 MB of memory typically.
So, the process should be harmless. However, users have encountered circumstances where the MoUSO Core Worker Process’s high memory usage can be a reason to worry about. Due to Windows updates’ download or installation issues, the process consumes more resources than usual.
Sometimes, it can risk high Disk and CPU usage, too. Reportedly, the following reasons are quite evident when it comes to MoUSO Core Worker Process high disk problems:
- Outdated MoUSOCoreWorker.exe process
- Blocked pending updates on the Windows device
- Disabled MoUSOCoreWorkr.exe
- Wrong state of the Windows update
Hence, the process should restore the desired condition in terms of utility requirements and usage once you eliminate the possible cause. Let’s check how to fix the MoUSO Core Worker Process high memory issue.
4 Tried-and-Tested Solutions for MoUSO Core Worker Process High Disk/CPU/Memory
Before you proceed with how to fix the MoUSO Core Worker Process high memory problem, you can verify whether it’s a real Windows service or a Trojan injected by cyber attackers. Go to Task Manager and right-click the MoUSOCoreWorker.exe process.
Next, click on Properties and copy the path mentioned beside the Location option under the General tab. Now, go to File Explorer and paste the copied path into its address bar. Check out the executable file for the process and right-click on it. Choose Properties and go to the Details tab.
Finally, check whether the copyright section mentions the following statement: Microsoft Corporation. All rights reserved. Once you are sure about the authenticity of the process, you can go through the steps below to fix the MoUSOCoreworker.exe issues.
1. Try Windows Update Troubleshooter
Behind the MoUSO Core Worker Process high memory exploitation, an update-associated problem might exist. Hence, check out if the default Windows Update Troubleshooter can help.
- Right-click on the Windows or Start button from your PC’s Taskbar. Click the Settings option.
- Now, click System and find out the Troubleshoot option.
- Next, click on Other Troubleshooters and choose the Run option next to Window Update.
The troubleshooting can take a while and comes back with the required fix and the problems it found. Ensure that you apply the suggested solutions and restart your computer.
2. Hold Windows Updates
Sometimes, Windows updates can’t be installed perfectly, and they can cause the MoUSO Core Worker Process to use more resources than required. So, you can pause Windows updates, and it will discard all the faulty updates. Check out what you must do:
- Navigate to Settings on your Windows computer and opt for Windows Update.
- Under the More Options column of Windows Update, click the Pause Updates option.
- You can hit the ‘Pause for 5 weeks’ option from the Pause Updates menu.
Next, you can click the Resume Updates option a few days later with the help of the above-mentioned steps. Check if this resolves the MoUSO Core Worker Process high memory usage problem.
3. Install the Latest Windows Updates for your PC
Pending Windows updates are equally responsible for the MoUSOCoreWorker.exe exploiting memory, CPU, and disk. So, you can get rid of the issue by updating your Windows system and installing the latest available updates.
- Press the Windows and I keys together to reach Settings.
- Select Windows Update from the left panel.
- Then, click the option ‘Check for updates’.
- Otherwise, hit the Install Now button if the system downloaded the update.
Your Windows computer will start installing the update. Once it completes, you can click the Restart Now button.
4. Deactivate Delivery Optimisation
Make sure you have updated your Windows PC before applying this fix. However, the Delivery Optimisation function lets Windows download updates from a local machine instead of the Windows Update server. Disable the Delivery Optimisation feature by following the instructions below and check if it helps:
- Press the Windows+R keys to open a Run window.
- Now, type ‘regedit’ and hit Enter.
- Go to the following path in the Windows Registry Editor: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\DoSvc.
- Choose the DoSVC key and right-click the Start D-WORD key from the right panel.
- Click on Modify and type 4 in the Value Data field.
Now, hit the OK button and restart your computer.
Finally, Give the MoUSO Core Worker Process a Restart
Another quick fix that can eradicate the MoUSO Core Worker Process high disk usage is restarting the process. First, navigate to Task Manager on your PC and discover the MoUSOCoreWorker.exe process. Then, right-click on the process and select End Task from the menu.
After that, you can restart your Windows computer, and the process should automatically run on the device. Hopefully, the problem might have vanished.