Hello,
Thank you for your interest in Windows 10. I will certainly help you with this issue.
Mfewfpk.sys is a type of SYS file associated with McAfee Total Protection. This issue could cause if the McAfee.
I would suggest you the following methods.
Method 1: Windows 10 has Windows Defender as security software however if you wish to run MaAfee you can check the compatibility by running compatibility troubleshooter.
- Press Windows key on the keyboard.
- Type troubleshooting.
- Run the Program Compatibility Troubleshooter.
This will let you know if the program is compatible or not.
Method 2: Check in safe mode and clean boot mode of the computer
Step 1: Check in Safe mode
Safe mode is a troubleshooting option for Windows that starts your computer in a limited state. Only the basic files and drivers necessary to run Windows are started. The words
Safe Mode appear in the corners of your monitor to identify which Windows mode you're using.
Refer the link below:
Start your computer in safe mode
Refer to Windows 8.1 steps, as they are applicable to Windows 10.
You can restart the computer to put it back in
normal mode.
If the issue doesn’t occur in safe mode, follow step 2.
Step 2: Perform Clean Boot
Placing your system in Clean Boot state helps in identifying if any third party applications or startup items are causing the issue. You need to follow the steps from the article mentioned below to perform a Clean Boot.
How to perform a “clean boot” in Windows
Refer to Windows 8.1 steps, as they are applicable to Windows 10.
Note: Refer "How to reset the computer to start normally after clean boot troubleshooting" to reset the computer to start as normal after troubleshooting.
If the issue still persists, follow method 3.
Method 3: Remove McAfee
Uninstall and reinstall with McAfee with Windows 10
McAfee removal -
http://service.mcafee.com/FAQDocument.aspx?id=TS101331
Note: Antivirus software can help protect your computer against viruses and other security threats. In most cases, you shouldn't disable your antivirus software. If you have to temporarily disable it to install other software, you should
re-enable it as soon as you're done. If you're connected to the Internet or a network while your antivirus software is disabled, your computer is vulnerable to attacks.
Let us know if you need further assistance. We will be glad to help you further.
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Thanks & Regards,
Isha Soni