This will most likely end your problem of msmpeng.exe high CPU usage. A good third party antivirus can keep your PC safe and you will not need Windows Defender anyway. There are plenty of choices, both paid as well as free. Installing a third-party anti-malware will stop the Windows Defender and will become the default antivirus. If none of the above options work, this remains the best option.
Solution 5 – Install a Third-Party Antivirus It’s advisable to consider other options rather than this.
This will solve the problem of msmpeng.exe antimalware service executable process but at the same time, leaves your computer vulnerable to malware.
Step 8: Reboot your device to save the changes.
