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.

The majority of the updates that come through Windows Update are for Windows Defender, and for good reason. Windows Defender helps make your antimalware and other security protections stronger.

Microsoft released a new Defender update for Windows 10 and 11 ISO images. According to the company, this update must be deployed across all new Windows 11 and 10 installs. This past week Microsoft ...

A manually triggered update immediately downloads and applies the latest security intelligence. This process might also address problems with automatic updates. Microsoft Defender Antivirus and other ...

Microsoft has confirmed a known issue in which Windows 11 devices that install the October 2026 security update, KB5127648, might be unable to turn Smart App Control back on once it has been switched ...

Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates. The security researcher ...

Microsoft expands Windows 11 26H2 to all eligible PCs, including Windows 10 devices. Here's how to upgrade directly through ...

Even though Windows tells you “You’re using the latest version”, the last updated date is a few days old. That makes it easy for regular users to think ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. New warnings are a mistake. Microsoft has now confirmed that new warnings alarming Windows ...

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows machines to write files large enough to completely consume available disk ...