Microsoft updates Windows Defender definitions for Windows 11 26H2 installation images, improving protection against malware ...

Microsoft released a new Defender update for Windows 11,10, and Server installation images. It patches backdoors and more.

Happy New Year, y'all. Look what Microsoft gave me for a present. For the record, I'm running XP, SP2, on an HP Pavilion. I had been running Windows Defender Beta 2. Yesterday the beta expired. Today ...

When you opened Windows Security, you found that Quick Scan and Full Scan were no longer available. Looking at that screen, ...

Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates. In a Windows release health dashboard update on ...

Best Antivirus Software Best Antivirus for Windows 11 PCs in 2026 Ranked Every Windows 11 PC comes with an antivirus already enabled. In fact, Microsoft Defender now scores well in independent lab ...