Is it fast enough to remove threats without slowing down my PC?.Can Windows Defender handle all types of malware, including advanced ones like ransomware and spyware?.It used to be really bad, but recently, Microsoft has turned Defender into a pretty decent free antivirus.įor example, Defender now includes sandboxing and cloud-based malware detection - boosting overall protection and making threat detection faster.īut even with these changes, our readers keep asking us these 3 questions: Microsoft’s Windows Defender has come a long way in terms of its cybersecurity capabilities.