What is MPSigStub?
MPSigStub.exe is an authentic process file popularly known as Microsoft Malware Protection Signature Stub (MPSigStub). It is corresponding with software Microsoft Malware Protection developed by Microsoft Corporation. It is located in C:\Program Files by default.
The normal process of MPSigStub is to cause temporary high CPU usage, some viruses pretend to have the name MPSigStub.exe so a malware scan is extremely recommended.
This file is also related to the Windows Defender, so it’s safe to say that this file is utterly safe and not malicious.
Sometime you will find copies of MPSigStub.exe in multiple folders. In some cases, this is perfectly fine and you don’t have to worry.
How to fix MPSigStub High CPU Usage On Windows 10
Solution 1: Update Your Windows
In some cases, Windows update is required to fix MPSigStub High CPU Usage On Windows 10. If you have already download the Windows update and have not installed it then this might be the cause of this issue.
Once the updating process of Windows 10 is finished, the CPU usage for MPSigStub.exe should reduce.
Solution 2: Run A Malware Scan
As I have said above, Sometimes viruses name themself as MPSigStub.exe. We don’t know the multiple files of MPSigStub.exe are actually of MPSigStub.exe or are viruses.
So, I highly recommend that you scan your PC by trusted antivirus software. If you find any kind of virus then remove it instantly.
How To Remove MPSigStub From PC Running On Windows 10
Here are two solutions that you can use to remove MPSigStub From PC Running On Windows 10.
Solution 1: Run File Explorer As Administrator
Press Windows Key + S and enter file explorer. Right-click File Explorer from the list and choose Run as administrator.
After doing that, locate the MPSigStub.exe or its folder and delete it.
Solution 2: Use Command Prompt
Press Windows Key + X and choose Windows Command Prompt (Admin) or Windows PowerShell (Admin) from the menu.
When Windows PowerShell starts, navigate to the directory where MPSigStub.exe is located. Do that by using the CD command.
Once you enter the directory that holds the MPSigStub.exe, type del MPSigStub.exe and press Enter to remove it.
Alternatively, you can delete the entire folder by running the rmdir Folder_Name command. Do not use this command if the file is stored in the System32 directory.
This is how you can remove MPSigStub From PC Running On Windows 10.
Hope so this tutorial was helpful, We are grateful for the trust you have placed in us.
Regards: Team Windows Boy.