How to use Microsoft Defender, the antivirus security program on Windows 10

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10.
PC World

Windows includes built-in ransomware protection. Here’s how to turn it on

Ransomware is nasty stuff. This type of malware encrypts files on your PC so that you can’t access them—unless you pay the attacker to unlock the data. In other words, your files are held hostage ...
PC World

Microsoft won’t turn on Windows Defender for unprotected PCs

Microsoft representatives said Wednesday that the company will not turn on Windows Defender for unprotected PCs, contrary to what executives said earlier in the week. Holly Stewart, the senior program ...