Every Windows 11/10 machine comes with Microsoft Windows Defender Antivirus pre-installed. Windows Defender is a capable antimalware and antivirus software that offers real-time system protection and ...

Microsoft has released a new security tool for Windows PCs called Windows Defender Offline Tool which you can use to scan you computer for malware before Windows even boots. Windows Defender Offline ...

If when you attempt to run a Microsoft Defender scan on your Windows 11 or Windows 10 device, but the AV scan fails and you receive the error code 0x8007139f, then ...

Microsoft has released a confusing selection of security programs over the years. Deborah Armstrong asked me to make sense of them. [Email your tech questions to answer@pcworld.com or post them on the ...

Microsoft Defender Antivirus includes an option to scan network files, and in this guide, we'll show you the steps to enable the feature. When you purchase through links on our site, we may earn an ...