What it MPSigStub?

MPSigStub.exe is an executable file whose role is to extract downloaded Windows Updates. This file is also associated with Windows Defender, so it’s safe to say that this file is perfectly safe and not malicious. Bear in mind that sometimes you might have several copies of this file on your PC in several random folders and that is in most cases perfectly normal.

How to fix MPSigStub high CPU usage?

1. Wait for Windows update to finish

2. Run a malware scan

If you strongly need a fast and reliable antivirus that offers 100% protection from malware attacks, then you should consider the best antivirus programs on the market right now. Using a highly effective antivirus you actually invest in the comprehensive protection of your PC. It’s known that you can experience malware issues while browsing online, or even spyware or phishing attacks. Depending on the type of malware, it can attack your PC and determine high CPU usage all of a sudden. Therefore, with high detection shielding, you will prevent that scenario instantly.

How do I remove MPSigStub from my PC?

  1. Run File Explorer as administrator
  2. Use Command Prompt There you go, we hope that you found this article helpful and that you understand better what MPSigStub actually is and how to remove it on your PC. The solutions and information presented are also useful in these cases:

mpsigstub in random folder – Since the process is related to Windows Updates, it is normal for temporary random folders to be created and find the file in there. mpsigstub virus – Like we said, some existing malware borrows this name. Perform a quick scan to verify if there is a threat or not. mpsigstub avast – Avast, as well as many other antivirus programs, can detect the malware that takes this name.

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