Malwarebytes is a very powerful malware removal tool. You may install MalwareBytes together with other anti-virus software but personally I would recommend just install it if you need to scan your computer for viruses and uninstall it right after doing the scan.
Read moreDoes Malwarebytes stop defender?
The Security and Maintenance applet in the classic Control Panel and Windows Defender Security Center will report that Malwarebytes is currently your “anti-virus” program. If Windows detects a third-party anti-virus software, it disables the built-in anti-virus module Windows Defender automatically .
Read more