In windows defender antivirus, we can start a quick or full scan to remove malware from our computer. Is an ‘Offline’ Scan More Useful Than a Windows Defender Normal Scan? In this article, I will show you how you can remove malware with windows defender Offline Scan. But this time, Microsoft came with a different type of antivirus service named windows defender offline scan. Do you know what is windows defender offline scan? We all are concerned of Microsoft’s windows defender antivirus as it has been providing service from older versions of windows. Microsoft has added more value in their security system.