Does anyone know how to disable Windows file protection in XP? There is a dll in c windows\system32 that I need to replace, and Windows won't let me. I tried setting SFPDisable to 1 in the registry, ...

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ransomware protection, VPN limits, ...

PCWorld highlights that Windows includes built-in ransomware protection through Microsoft Defender’s Controlled Folder Access feature, but most users never manually enable it. This security tool ...

PCWorld examines whether Windows 11’s built-in Microsoft Defender security suite provides adequate protection for everyday users without third-party antivirus software. Windows 11 includes ...

Microsoft says that the File Explorer (formerly Windows Explorer) now automatically blocks previews for files downloaded from the Internet to block credential theft attacks via malicious documents.