Malwarebytes is no longer an anti-malware product, it’s a complete security package or replacement for the antivirus now. That’s why when earlier versions of Malwarebytes 3.0 premium released, Malwarebytes registers itself as an antivirus in Windows 10, which made Windows Defender to turn off it’s real-time protection.
Recent versions of Malwarebytes come with a fix to this issue and it never registers itself by default in the action center.
Avoid Malwarebytes conflicts with antivirus installed in Windows 10
If you’re using any third-party antivirus or Windows Defender and if the antivirus is not working, this is what you need to do.
1. Launch Malwarebytes,
2. Click on Settings >Application, under Windows Action Center,
3. Ensure ‘Always register Malwarebytes in the Windows Action Center’ setting is not selected and set the setting to ‘Never register Malwarebytes in the Windows action center’.